The Battle of Fire Support Base Ripcord was a 23-day battle between elements of the U.S. Army 101st Airborne Division and two reinforced divisions of the People's Army of Vietnam (PAVN) that took place from 1 to 23 July 1970. It was the last major confrontation between United States ground forces and the PAVN during the Vietnam War. Three Medals of Honor and six Distinguished Service Crosses were awarded to participants for actions during the operations.

The 506th Infantry Regiment, originally designated the 506th Parachute Infantry Regiment during World War II, is an airborne light infantry regiment of the United States Army. Currently a parent regiment under the U.S. Army Regimental System, the regiment has two active battalions: the 1st Battalion, 506th Infantry Regiment is assigned to the 1st Brigade Combat Team, 101st Airborne Division, and the 2nd Battalion, 506th Infantry Regiment is assigned to the 3rd Brigade Combat Team, 101st Airborne Division.