History of the 1st Aviation Brigade in Vietnam. The Brigade served in Vietnam from May 1966 until March 1973. At its peak strength, the 1st Aviation Brigade had over 4,000 helicopters and fixed wing aircraft and approximately 24,000 soldiers assigned.

The 5th Infantry Division is currently inactive. But the Red Diamond has a superior combat record from the First World War, World War II, Vietnam, and Operation Just Cause, the invasion of Panama. This blog is a short history of the 5th Infantry Division during the Vietnam War and includes a video by the Roving Historian, Jim Broumley featuring archival footage and photos of the Red Devils in Vietnam.