The International Society of the 173D Airborne Brigade
The 173D Airborne Brigade was activated in Okinawa in 1963. It was the first US Army unit deployed to the Republic of South Vietnam on May 5, 1965. 13 Men of the 173D earned the Medal of Honor during their duty in Vietnam. Over 1700 men were killed during the 173d's tenure during the war. It was the first Army Unit in and the Last Army Unit out of combat.