Shortly after President Franklin D. Roosevelt ordered the incarceration of more than 110,000 Japanese-Americans on Feb. 19, 1942, the U.S. War Relocation Authority hired Berkeley-based photojournalist Dorothea Lange to document the internment in Northern California. [insertSlideshowjava xml="http://mercphotos.slideshowpro.com/images.php?album=305112" api="merc"]