"13 Sep 1965, Qui Nhon, South Vietnam --- 9/13/1965- Qui Nhon, South Vietnam - Guitar slung over his shoulder, a trooper of the United States 1st Calvalry walks ashore from a landing craft. More than 2,500 Cavalrymen arrived here 9/13, bringing the total of the Army's First Airmobile Division up to 16,000 men. --- Image by © Bettmann/CORBIS)

"13 Sep 1965, Qui Nhon, South Vietnam --- 9/13/1965- Qui Nhon, South Vietnam - Guitar slung over his shoulder, a trooper of the United States 1st Calvalry walks ashore from a landing craft. More than 2,500 Cavalrymen arrived here 9/13, bringing the total of the Army's First Airmobile Division up to 16,000 men. --- Image by © Bettmann/CORBIS)

Stepping foot on foreign soil created a mixture of emotions. For some there was exhilaration, for others uncertainty, or maybe fear. But those landing knew one thing. The trek across the ocean was behind them. As the Cav patches walked onto solid ground, there was relief. And there was an evident confidence. The "Cav" had come to fight!