French President Francois Hollande (R) speaks with Canadian Prime Minister Justin Trudeau, at the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (C-L), mayor of Arras Frédéric Leturque (R) and Canadian Prime Minister Justin Trudeau, arrive on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R), speaks with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (L), shakes hands with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau touch a grave in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, Britain's Prince Harry lays a sculpture of red poppies by artist Bernard Freseau, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. (front back) French President Francois Hollande, Canada Governor General David Johnston, Prince Charles, Prince of Wales, Prince Harry, Prince William, Duke of Cambridge arrive for the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (L-R) Prince William and Prince Harry visiting the Vimy Memorial Park near the town of Arras (L-R) Prince Charles, Prince William and Prince Harry visit the tunnel and trenches at Vimy Memorial Park before the ceremony on Sunday afternoon, April 9, 2017 (front L to back L) Britain's Charles , Prince of Wales, Britain's Prince William, Duke of Cambridge, Britain's Prince Harry, Governor General of Canada David Johnston (R) and his wife Sharon visit the tunnel and trenches at Vimy Memorial Park before the ceremony in northern France, on April 9, 2017. The battle, which began early on April 9 1917, was part of a larger British-led offensive, featuring Australian troops, known as the Battle of Arras The royals began their visit by visiting a preserved tunnel and trenches at Vimy Memorial Park - on the site of the historic battle near the town of Arras from (L-R) Prince Harry, Prince Charles, Prince William, Duke of Cambridge, Governor General of Canada David Johnston, Governor wife Sharon and the tour guide. Prince Charles at Vimy Memorial Park on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau and Prince Harry who were both wearing a Remembrance poppy, took a tour of the trenches before the service began (L-R) Canadian Prime Minister Justin Trudeau and Britain's Prince Harry walk at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Canadian Prime Minister Justin Trudeau stands in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017 (L-R) A guide from the memorial park showed Prince Charles, Canada's Gov. Gen. wife Sharon, Governor General of Canada David Johnston, Prince William and Prince Harry around the trenches before the commemorative service. Britain's Prince Charles looked equally delighted to meet the Canadian Prime Minister Justin Trudeau as royals, politicians and dignitaries joined forces to pay tribute to fallen troops in France on April 9, 2017 (Front) Prince Charles and his sons Prince William (3rd-L) and Prince Harry (back right) along with Governor General of Canada David Johnston (2nd-L) are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War President Hollande (far left) Prince William, Duke of Cambridge, Prince Harry and the Canadian Prime Minister Justin Trudeau (far right) with wife Sophie Gregoire at the commemorative ceremony Prince Charles wore a Remembrance poppy, during the Vimy Memorial Park near the town of Arras on April 9, 2017 Prince William lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony (L to R) Canadian Prime Minister Justin Trudeau, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, stand at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. (L-R) Canadian Prime Minister Justin Trudeau, Prince William and Prince Harry all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, (top L) Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau arrive for a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. Prince William paid his respects during a ceremony to mark the centenary of the Battle of Vimy Ridge (L to R) Britain's Charles, Prince of Wales, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, attend a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during the battle (L-R) Britain's Prince Harry, Britain's Prince William, Duke of Cambridge, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Britain's Charles, Prince of Wales walk past the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (From bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, and (from top L), Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau stand during the service at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 The royals are shown around the trenches before the service, which honoured the sacrifices of Canadian forces and their British counterparts at the four-day battle in 1917. From back to front, Prince Harry, Prince William, Prince Charles, Governor General of Canada David Johnston and Governor wife Sharon. (front-L) Prince Harry and Prince William (back-L) chat to Justin Trudeau, his wife Sophie and son Xavier, right during their visit to the trenches and tunnel. They later came together for a ceremony (L) French President Francois Hollande and Canadian Prime Minister Justin Trudeau (back-R), along with his wife Sophie Gregoire and son Xavier, visited the Vimy Memorial Park (L-R) Prince Charles, Prince William and Prince Harry were seen listening intently as they were shown around the trenches by one of the guides at the site (Front to back) Prince Charles, with his sons Prince William and Prince Harry toured the trenches and battlefield at Vimy Memorial Park before taking part in a service later on in the day on April 9, 2017 (L-R) Canadian PM wife Sophie Gregoire, their son Xavier, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston, Britain's Charles, Prince of Wales, Governor General of Canada's wife Sharon Johnston, Prince William, Duke of Cambridge and Prince Harry of Wales pose for a photograph at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. (from front L-R) Royal Canadian Mounted Police stood to attention as Prince Harry, Prince William along with Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Prince Charles, walked past. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande both laid wreaths at the memorial Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau, Prince William, Duke of Cambridge and Prince Harry of Wales all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (L-R) Prince Charles with his sons Prince William and Prince Harry were sat in the front row as the service took place. (L-R) Prince Charles with his sons Prince William and Prince Harry took a moment to reflect during the service, which marked the 100th anniversary of the Battle of Vimy Ridge Prince William, Duke of Cambridge lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony in northern France on April 9, 2017 Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during a World War I battle. (R-L) Prince Charles, The Prince of Wales arrived at the service alongside David Johnston, Governor General of Canada, and French President Francois Hollande Prince Charles was seen talking to French President Francois Hollande as they arrived at the battlefield, while Prince Harry spoke to Mr Trudeau's wife Sophie Prince Charles, Prince William and Prince Harry were given a tour by a guide at the Vimy Memorial Park along with Governor General of Canada David Johnston and his wife Sharon Johnston (front to back) Prince Charles, along with Governor General of Canada David Johnston, his sons Prince William and Prince Harry visited the trenches on the site of the Battle of Vimy earlier in the day before the ceremony on April 9, 2017 Canadian Prime Minister Justin Trudeau made a speech to mark the 100th anniversary of the Battle of Vimy (front to back) Prince Charles and his sons Prince William and Prince Harry are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War (at the back) Canadian Prime Minister Justin Trudeau and his wife Sophie Gregoire given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War Canadian Prime Minister Justin Trudeau was at the battlefield to pay tribute to the Canadian servicemen who lost their lives during the conflict Canadian Prime Minister Justin Trudeaun was taken on a tour of the trenches, along with his wife Sophie Gregoire and son Xavier (R) Prince Harry, joined by Canadian Prime Minister Justin Trudeau, left, spoke animatedly as the group were given a tour of the Vimy Memorial Park ahead of the ceremony. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande visit the graves at the Canadian WW1 cemetery. The battle was a costly victory for Canada, but one that helped shape the former British colony's national identity French President Francois Hollande, right, and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, northern France before the ceremony
French President Francois Hollande (R) speaks with Canadian Prime Minister Justin Trudeau, at the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (C-L), mayor of Arras Frédéric Leturque (R) and Canadian Prime Minister Justin Trudeau, arrive on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R), speaks with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (L), shakes hands with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau touch a grave in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, Britain's Prince Harry lays a sculpture of red poppies by artist Bernard Freseau, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. (front back) French President Francois Hollande, Canada Governor General David Johnston, Prince Charles, Prince of Wales, Prince Harry, Prince William, Duke of Cambridge arrive for the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (L-R) Prince William and Prince Harry visiting the Vimy Memorial Park near the town of Arras (L-R) Prince Charles, Prince William and Prince Harry visit the tunnel and trenches at Vimy Memorial Park before the ceremony on Sunday afternoon, April 9, 2017 (front L to back L) Britain's Charles , Prince of Wales, Britain's Prince William, Duke of Cambridge, Britain's Prince Harry, Governor General of Canada David Johnston (R) and his wife Sharon visit the tunnel and trenches at Vimy Memorial Park before the ceremony in northern France, on April 9, 2017. The battle, which began early on April 9 1917, was part of a larger British-led offensive, featuring Australian troops, known as the Battle of Arras The royals began their visit by visiting a preserved tunnel and trenches at Vimy Memorial Park - on the site of the historic battle near the town of Arras from (L-R) Prince Harry, Prince Charles, Prince William, Duke of Cambridge, Governor General of Canada David Johnston, Governor wife Sharon and the tour guide. Prince Charles at Vimy Memorial Park on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau and Prince Harry who were both wearing a Remembrance poppy, took a tour of the trenches before the service began (L-R) Canadian Prime Minister Justin Trudeau and Britain's Prince Harry walk at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Canadian Prime Minister Justin Trudeau stands in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017 (L-R) A guide from the memorial park showed Prince Charles, Canada's Gov. Gen. wife Sharon, Governor General of Canada David Johnston, Prince William and Prince Harry around the trenches before the commemorative service. Britain's Prince Charles looked equally delighted to meet the Canadian Prime Minister Justin Trudeau as royals, politicians and dignitaries joined forces to pay tribute to fallen troops in France on April 9, 2017 (Front) Prince Charles and his sons Prince William (3rd-L) and Prince Harry (back right) along with Governor General of Canada David Johnston (2nd-L) are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War President Hollande (far left) Prince William, Duke of Cambridge, Prince Harry and the Canadian Prime Minister Justin Trudeau (far right) with wife Sophie Gregoire at the commemorative ceremony Prince Charles wore a Remembrance poppy, during the Vimy Memorial Park near the town of Arras on April 9, 2017 Prince William lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony (L to R) Canadian Prime Minister Justin Trudeau, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, stand at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. (L-R) Canadian Prime Minister Justin Trudeau, Prince William and Prince Harry all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, (top L) Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau arrive for a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. Prince William paid his respects during a ceremony to mark the centenary of the Battle of Vimy Ridge (L to R) Britain's Charles, Prince of Wales, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, attend a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during the battle (L-R) Britain's Prince Harry, Britain's Prince William, Duke of Cambridge, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Britain's Charles, Prince of Wales walk past the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (From bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, and (from top L), Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau stand during the service at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 The royals are shown around the trenches before the service, which honoured the sacrifices of Canadian forces and their British counterparts at the four-day battle in 1917. From back to front, Prince Harry, Prince William, Prince Charles, Governor General of Canada David Johnston and Governor wife Sharon. (front-L) Prince Harry and Prince William (back-L) chat to Justin Trudeau, his wife Sophie and son Xavier, right during their visit to the trenches and tunnel. They later came together for a ceremony (L) French President Francois Hollande and Canadian Prime Minister Justin Trudeau (back-R), along with his wife Sophie Gregoire and son Xavier, visited the Vimy Memorial Park (L-R) Prince Charles, Prince William and Prince Harry were seen listening intently as they were shown around the trenches by one of the guides at the site (Front to back) Prince Charles, with his sons Prince William and Prince Harry toured the trenches and battlefield at Vimy Memorial Park before taking part in a service later on in the day on April 9, 2017 (L-R) Canadian PM wife Sophie Gregoire, their son Xavier, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston, Britain's Charles, Prince of Wales, Governor General of Canada's wife Sharon Johnston, Prince William, Duke of Cambridge and Prince Harry of Wales pose for a photograph at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. (from front L-R) Royal Canadian Mounted Police stood to attention as Prince Harry, Prince William along with Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Prince Charles, walked past. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande both laid wreaths at the memorial Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau, Prince William, Duke of Cambridge and Prince Harry of Wales all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (L-R) Prince Charles with his sons Prince William and Prince Harry were sat in the front row as the service took place. (L-R) Prince Charles with his sons Prince William and Prince Harry took a moment to reflect during the service, which marked the 100th anniversary of the Battle of Vimy Ridge Prince William, Duke of Cambridge lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony in northern France on April 9, 2017 Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during a World War I battle. (R-L) Prince Charles, The Prince of Wales arrived at the service alongside David Johnston, Governor General of Canada, and French President Francois Hollande Prince Charles was seen talking to French President Francois Hollande as they arrived at the battlefield, while Prince Harry spoke to Mr Trudeau's wife Sophie Prince Charles, Prince William and Prince Harry were given a tour by a guide at the Vimy Memorial Park along with Governor General of Canada David Johnston and his wife Sharon Johnston (front to back) Prince Charles, along with Governor General of Canada David Johnston, his sons Prince William and Prince Harry visited the trenches on the site of the Battle of Vimy earlier in the day before the ceremony on April 9, 2017 Canadian Prime Minister Justin Trudeau made a speech to mark the 100th anniversary of the Battle of Vimy (front to back) Prince Charles and his sons Prince William and Prince Harry are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War (at the back) Canadian Prime Minister Justin Trudeau and his wife Sophie Gregoire given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War Canadian Prime Minister Justin Trudeau was at the battlefield to pay tribute to the Canadian servicemen who lost their lives during the conflict Canadian Prime Minister Justin Trudeaun was taken on a tour of the trenches, along with his wife Sophie Gregoire and son Xavier (R) Prince Harry, joined by Canadian Prime Minister Justin Trudeau, left, spoke animatedly as the group were given a tour of the Vimy Memorial Park ahead of the ceremony. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande visit the graves at the Canadian WW1 cemetery. The battle was a costly victory for Canada, but one that helped shape the former British colony's national identity French President Francois Hollande, right, and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, northern France before the ceremony
French President Francois Hollande (R) speaks with Canadian Prime Minister Justin Trudeau, at the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (C-L), mayor of Arras Frédéric Leturque (R) and Canadian Prime Minister Justin Trudeau, arrive on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R), speaks with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (L), shakes hands with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau touch a grave in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, Britain's Prince Harry lays a sculpture of red poppies by artist Bernard Freseau, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. (front back) French President Francois Hollande, Canada Governor General David Johnston, Prince Charles, Prince of Wales, Prince Harry, Prince William, Duke of Cambridge arrive for the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (L-R) Prince William and Prince Harry visiting the Vimy Memorial Park near the town of Arras (L-R) Prince Charles, Prince William and Prince Harry visit the tunnel and trenches at Vimy Memorial Park before the ceremony on Sunday afternoon, April 9, 2017 (front L to back L) Britain's Charles , Prince of Wales, Britain's Prince William, Duke of Cambridge, Britain's Prince Harry, Governor General of Canada David Johnston (R) and his wife Sharon visit the tunnel and trenches at Vimy Memorial Park before the ceremony in northern France, on April 9, 2017. The battle, which began early on April 9 1917, was part of a larger British-led offensive, featuring Australian troops, known as the Battle of Arras The royals began their visit by visiting a preserved tunnel and trenches at Vimy Memorial Park - on the site of the historic battle near the town of Arras from (L-R) Prince Harry, Prince Charles, Prince William, Duke of Cambridge, Governor General of Canada David Johnston, Governor wife Sharon and the tour guide. Prince Charles at Vimy Memorial Park on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau and Prince Harry who were both wearing a Remembrance poppy, took a tour of the trenches before the service began (L-R) Canadian Prime Minister Justin Trudeau and Britain's Prince Harry walk at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Canadian Prime Minister Justin Trudeau stands in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017 (L-R) A guide from the memorial park showed Prince Charles, Canada's Gov. Gen. wife Sharon, Governor General of Canada David Johnston, Prince William and Prince Harry around the trenches before the commemorative service. Britain's Prince Charles looked equally delighted to meet the Canadian Prime Minister Justin Trudeau as royals, politicians and dignitaries joined forces to pay tribute to fallen troops in France on April 9, 2017 (Front) Prince Charles and his sons Prince William (3rd-L) and Prince Harry (back right) along with Governor General of Canada David Johnston (2nd-L) are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War President Hollande (far left) Prince William, Duke of Cambridge, Prince Harry and the Canadian Prime Minister Justin Trudeau (far right) with wife Sophie Gregoire at the commemorative ceremony Prince Charles wore a Remembrance poppy, during the Vimy Memorial Park near the town of Arras on April 9, 2017 Prince William lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony (L to R) Canadian Prime Minister Justin Trudeau, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, stand at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. (L-R) Canadian Prime Minister Justin Trudeau, Prince William and Prince Harry all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, (top L) Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau arrive for a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. Prince William paid his respects during a ceremony to mark the centenary of the Battle of Vimy Ridge (L to R) Britain's Charles, Prince of Wales, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, attend a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during the battle (L-R) Britain's Prince Harry, Britain's Prince William, Duke of Cambridge, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Britain's Charles, Prince of Wales walk past the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (From bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, and (from top L), Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau stand during the service at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 The royals are shown around the trenches before the service, which honoured the sacrifices of Canadian forces and their British counterparts at the four-day battle in 1917. From back to front, Prince Harry, Prince William, Prince Charles, Governor General of Canada David Johnston and Governor wife Sharon. (front-L) Prince Harry and Prince William (back-L) chat to Justin Trudeau, his wife Sophie and son Xavier, right during their visit to the trenches and tunnel. They later came together for a ceremony (L) French President Francois Hollande and Canadian Prime Minister Justin Trudeau (back-R), along with his wife Sophie Gregoire and son Xavier, visited the Vimy Memorial Park (L-R) Prince Charles, Prince William and Prince Harry were seen listening intently as they were shown around the trenches by one of the guides at the site (Front to back) Prince Charles, with his sons Prince William and Prince Harry toured the trenches and battlefield at Vimy Memorial Park before taking part in a service later on in the day on April 9, 2017 (L-R) Canadian PM wife Sophie Gregoire, their son Xavier, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston, Britain's Charles, Prince of Wales, Governor General of Canada's wife Sharon Johnston, Prince William, Duke of Cambridge and Prince Harry of Wales pose for a photograph at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. (from front L-R) Royal Canadian Mounted Police stood to attention as Prince Harry, Prince William along with Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Prince Charles, walked past. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande both laid wreaths at the memorial Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau, Prince William, Duke of Cambridge and Prince Harry of Wales all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (L-R) Prince Charles with his sons Prince William and Prince Harry were sat in the front row as the service took place. (L-R) Prince Charles with his sons Prince William and Prince Harry took a moment to reflect during the service, which marked the 100th anniversary of the Battle of Vimy Ridge Prince William, Duke of Cambridge lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony in northern France on April 9, 2017 Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during a World War I battle. (R-L) Prince Charles, The Prince of Wales arrived at the service alongside David Johnston, Governor General of Canada, and French President Francois Hollande Prince Charles was seen talking to French President Francois Hollande as they arrived at the battlefield, while Prince Harry spoke to Mr Trudeau's wife Sophie Prince Charles, Prince William and Prince Harry were given a tour by a guide at the Vimy Memorial Park along with Governor General of Canada David Johnston and his wife Sharon Johnston (front to back) Prince Charles, along with Governor General of Canada David Johnston, his sons Prince William and Prince Harry visited the trenches on the site of the Battle of Vimy earlier in the day before the ceremony on April 9, 2017 Canadian Prime Minister Justin Trudeau made a speech to mark the 100th anniversary of the Battle of Vimy (front to back) Prince Charles and his sons Prince William and Prince Harry are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War (at the back) Canadian Prime Minister Justin Trudeau and his wife Sophie Gregoire given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War Canadian Prime Minister Justin Trudeau was at the battlefield to pay tribute to the Canadian servicemen who lost their lives during the conflict Canadian Prime Minister Justin Trudeaun was taken on a tour of the trenches, along with his wife Sophie Gregoire and son Xavier (R) Prince Harry, joined by Canadian Prime Minister Justin Trudeau, left, spoke animatedly as the group were given a tour of the Vimy Memorial Park ahead of the ceremony. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande visit the graves at the Canadian WW1 cemetery. The battle was a costly victory for Canada, but one that helped shape the former British colony's national identity French President Francois Hollande, right, and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, northern France before the ceremony
Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France.
French President Francois Hollande (R) speaks with Canadian Prime Minister Justin Trudeau, at the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (C-L), mayor of Arras Frédéric Leturque (R) and Canadian Prime Minister Justin Trudeau, arrive on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R), speaks with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017, during a ceremony to commemorate the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada but one that helped shape the former British colony's national identity. French President Francois Hollande (L), shakes hands with Canadian Prime Minister Justin Trudeau, on the Heroes Square, in Arras, on April 9, 2017 French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau touch a grave in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. French President Francois Hollande (R) and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017, Britain's Prince Harry lays a sculpture of red poppies by artist Bernard Freseau, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. Prince William, Duke of Cambridge lays a pair of boots during the commemorations for the 100th anniversary of the battle of Vimy Ridge on April 9, 2017 in Vimy, France. (front back) French President Francois Hollande, Canada Governor General David Johnston, Prince Charles, Prince of Wales, Prince Harry, Prince William, Duke of Cambridge arrive for the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France Prince William, Duke of Cambridge pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (R-L) Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. Prince Harry pays tribute to Canadians soldats during the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France. (L-R) Prince William and Prince Harry visiting the Vimy Memorial Park near the town of Arras (L-R) Prince Charles, Prince William and Prince Harry visit the tunnel and trenches at Vimy Memorial Park before the ceremony on Sunday afternoon, April 9, 2017 (front L to back L) Britain's Charles , Prince of Wales, Britain's Prince William, Duke of Cambridge, Britain's Prince Harry, Governor General of Canada David Johnston (R) and his wife Sharon visit the tunnel and trenches at Vimy Memorial Park before the ceremony in northern France, on April 9, 2017. The battle, which began early on April 9 1917, was part of a larger British-led offensive, featuring Australian troops, known as the Battle of Arras The royals began their visit by visiting a preserved tunnel and trenches at Vimy Memorial Park - on the site of the historic battle near the town of Arras from (L-R) Prince Harry, Prince Charles, Prince William, Duke of Cambridge, Governor General of Canada David Johnston, Governor wife Sharon and the tour guide. Prince Charles at Vimy Memorial Park on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau and Prince Harry who were both wearing a Remembrance poppy, took a tour of the trenches before the service began (L-R) Canadian Prime Minister Justin Trudeau and Britain's Prince Harry walk at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 Canadian Prime Minister Justin Trudeau stands in the Canadian WWI military cemetery in Vimy, near Arras, northern France, on April 9, 2017 (L-R) A guide from the memorial park showed Prince Charles, Canada's Gov. Gen. wife Sharon, Governor General of Canada David Johnston, Prince William and Prince Harry around the trenches before the commemorative service. Britain's Prince Charles looked equally delighted to meet the Canadian Prime Minister Justin Trudeau as royals, politicians and dignitaries joined forces to pay tribute to fallen troops in France on April 9, 2017 (Front) Prince Charles and his sons Prince William (3rd-L) and Prince Harry (back right) along with Governor General of Canada David Johnston (2nd-L) are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War President Hollande (far left) Prince William, Duke of Cambridge, Prince Harry and the Canadian Prime Minister Justin Trudeau (far right) with wife Sophie Gregoire at the commemorative ceremony Prince Charles wore a Remembrance poppy, during the Vimy Memorial Park near the town of Arras on April 9, 2017 Prince William lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony (L to R) Canadian Prime Minister Justin Trudeau, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, stand at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, during a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity. (L-R) Canadian Prime Minister Justin Trudeau, Prince William and Prince Harry all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, (top L) Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau arrive for a commemoration ceremony to mark the 100th anniversary of the Battle of Vimy Ridge, a World War I battle which was a costly victory for Canada, but one that helped shape the former British colony's national identity, at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. Prince William paid his respects during a ceremony to mark the centenary of the Battle of Vimy Ridge (L to R) Britain's Charles, Prince of Wales, Britain's Prince William, Duke of Cambridge and Britain's Prince Harry, attend a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017, marking the 100th anniversary of the Battle of Vimy Ridge, a World War I battle Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during the battle (L-R) Britain's Prince Harry, Britain's Prince William, Duke of Cambridge, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Britain's Charles, Prince of Wales walk past the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (From bottom L) French President Francois Hollande, Canadian Governor-General David Johnston, Britain's Prince Charles, and (from top L), Britain's Prince Harry, Britain's Prince William and Canadian Prime Minister Justin Trudeau stand during the service at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 The royals are shown around the trenches before the service, which honoured the sacrifices of Canadian forces and their British counterparts at the four-day battle in 1917. From back to front, Prince Harry, Prince William, Prince Charles, Governor General of Canada David Johnston and Governor wife Sharon. (front-L) Prince Harry and Prince William (back-L) chat to Justin Trudeau, his wife Sophie and son Xavier, right during their visit to the trenches and tunnel. They later came together for a ceremony (L) French President Francois Hollande and Canadian Prime Minister Justin Trudeau (back-R), along with his wife Sophie Gregoire and son Xavier, visited the Vimy Memorial Park (L-R) Prince Charles, Prince William and Prince Harry were seen listening intently as they were shown around the trenches by one of the guides at the site (Front to back) Prince Charles, with his sons Prince William and Prince Harry toured the trenches and battlefield at Vimy Memorial Park before taking part in a service later on in the day on April 9, 2017 (L-R) Canadian PM wife Sophie Gregoire, their son Xavier, Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston, Britain's Charles, Prince of Wales, Governor General of Canada's wife Sharon Johnston, Prince William, Duke of Cambridge and Prince Harry of Wales pose for a photograph at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017. (from front L-R) Royal Canadian Mounted Police stood to attention as Prince Harry, Prince William along with Canadian Prime Minister Justin Trudeau, French President Francois Hollande, Governor General of Canada David Johnston and Prince Charles, walked past. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande both laid wreaths at the memorial Britain's Charles, Prince of Wales, delivers a speech during a commemoration ceremony at the Canadian National Vimy Memorial in Vimy, near Arras, northern France, on April 9, 2017 (L-R) Canadian Prime Minister Justin Trudeau, Prince William, Duke of Cambridge and Prince Harry of Wales all paid their respects to the fallen soldiers as they arrived at the ceremony on April 9, 2017 (L-R) Prince Charles with his sons Prince William and Prince Harry were sat in the front row as the service took place. (L-R) Prince Charles with his sons Prince William and Prince Harry took a moment to reflect during the service, which marked the 100th anniversary of the Battle of Vimy Ridge Prince William, Duke of Cambridge lay boots and poppies of remembrance at the Canadian National Vimy Memorial during the ceremony in northern France on April 9, 2017 Prince Harry lay boots and poppies at the Canadian National Vimy Memorial to pay tribute to soldiers who lost their lives during a World War I battle. (R-L) Prince Charles, The Prince of Wales arrived at the service alongside David Johnston, Governor General of Canada, and French President Francois Hollande Prince Charles was seen talking to French President Francois Hollande as they arrived at the battlefield, while Prince Harry spoke to Mr Trudeau's wife Sophie Prince Charles, Prince William and Prince Harry were given a tour by a guide at the Vimy Memorial Park along with Governor General of Canada David Johnston and his wife Sharon Johnston (front to back) Prince Charles, along with Governor General of Canada David Johnston, his sons Prince William and Prince Harry visited the trenches on the site of the Battle of Vimy earlier in the day before the ceremony on April 9, 2017 Canadian Prime Minister Justin Trudeau made a speech to mark the 100th anniversary of the Battle of Vimy (front to back) Prince Charles and his sons Prince William and Prince Harry are given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War (at the back) Canadian Prime Minister Justin Trudeau and his wife Sophie Gregoire given a tour of some of the conflict's trenches that were reconstructed a few years after the end of the First World War Canadian Prime Minister Justin Trudeau was at the battlefield to pay tribute to the Canadian servicemen who lost their lives during the conflict Canadian Prime Minister Justin Trudeaun was taken on a tour of the trenches, along with his wife Sophie Gregoire and son Xavier (R) Prince Harry, joined by Canadian Prime Minister Justin Trudeau, left, spoke animatedly as the group were given a tour of the Vimy Memorial Park ahead of the ceremony. (L-R) Canadian Prime Minister Justin Trudeau and French President Francois Hollande visit the graves at the Canadian WW1 cemetery. The battle was a costly victory for Canada, but one that helped shape the former British colony's national identity French President Francois Hollande, right, and Canadian Prime Minister Justin Trudeau walk in the Canadian WWI military cemetery in Vimy, northern France before the ceremony
Prince William, Duke of Cambridge, and Prince Harry attend the official ceremony for the Commemoration of the 100th Anniversary of Vimy Battle on April 9, 2017 in Vimy, France.
