39th Infantry Regiment (United States)
The 39th Infantry Regiment is a parent regiment in the United States Army. Originally organized for service in World War I, the 39th fought in most of the conflicts involving the United States during the 20th century, and since 1990 the 2nd Battalion has served as a training unit stationed at Fort Jackson, South Carolina. The 3rd Battalion was started on 21 October 2015 and a 4th Battalion was added in July 2017.
AAA-O bar worn on the uniform of PFC John R. Hedlund during WW II
A machine gunner in Company "E", 2nd Battalion, 39th Infantry aims a .50-caliber machine gun at Đồng Tâm Base Camp, 20 April 1968
4th Infantry Division (United States)
The 4th Infantry Division is a division of the United States Army based at Fort Carson, Colorado. It is composed of a division headquarters battalion, three brigade combat teams, a combat aviation brigade, a division sustainment brigade, and a division artillery.
Men of the 4th Infantry Division move off the Utah Beachhead on D-Day.
The standard organization chart for a ROAD division
A 4th Infantry Division soldier manning an M240 machine gun in Iraq.
A color guard of the 4th Infantry Division preparing to post the colors.