The lineage of Company B, 503rd AIR was redesignated on 1 September 1957 as Headquarters and Headquarters Company, 2d Airborne Battle Group, 503d Infantry (2-503rd), assigned to the 82nd Airborne Division, and activated at Fort Bragg, North Carolina (organic elements concurrently constituted and activated).
2-503rd was relieved on 24 June 1960 from assignment to the 82nd Airborne Division and assigned to the 25th Infantry Division in Hawaii. The following year, on 1 July 1961, it was relieved from assignment to the 25th Infantry Division and assigned on 26 March 1963 to the 173rd Airborne Brigade on Okinawa.
On 25 June 1963, 2-503rd was reorganized and redesignated as the 2nd Battalion (Airborne), 503rd Infantry.
The 2-503d was assigned to the 101st Airborne Division at Fort Campbell, Kentucky as part of the 3d Bde along with the 1-503d and 3-187th.
From December 1986 to September 1990, the 2-503rd was assigned to Camp Hovey, Korea, along with the 1-503rd, as a Light Infantry battalion. Together, the two battalions comprised the 2nd Brigade of the 2nd Infantry Division. While there the battalion participated in annual rotations for patrol, guardpost, and quick-reaction force duty at the DMZ.
Constituted 14 March 1941 in the Army of the United States as Company B, 503d Parachute Battalion
Activated 22 August 1941 at Fort Benning, Georgia
Consolidated 24 February 1942 with Company B, 503d Parachute Infantry (concurrently constituted in the Army of the United States), and consolidated unit designated as Company B, 503d Parachute Infantry
Inactivated 24 December 1945 at Camp Anza, California
Redesignated 1 February 1951 as Company B, 503d Airborne Infantry, an element of the 11th Airborne Division, and allotted to the Regular Army
Inactivated 1 March 1957 in Germany and relieved from assignment to the 11th Airborne Division
Redesignated 1 September 1957 as Headquarters and Headquarters Company, 2d Airborne Battle Group, 503d Infantry, assigned to the 82d Airborne Division, and activated at Fort Bragg, North Carolina (organic elements concurrently constituted and activated)
Relieved 24 June 1960 from assignment to the 82d Airborne Division and assigned to the 25th Infantry Division
Relieved 1 July 1961 from assignment to the 25th Infantry Division
Assigned 26 March 1963 to the 173d Airborne Brigade
Reorganized and redesignated 25 June 1963 as the 2d Battalion, 503d Infantry
Relieved 14 January 1972 from assignment to the 173d Airborne Brigade and assigned to the 101st Airborne Division
Inactivated 1 October 1983 at Fort Campbell, Kentucky, and relieved from assignment to the 101st Airborne Division
Assigned 16 December 1986 to the 2d Infantry Division and activated in Korea
Inactivated 29 September 1990 in Korea and relieved from assignment to the 2d Infantry Division
Assigned 16 December 2001 to the 173d Airborne Brigade and activated at Caserma Ederle, Vicenza, Italy
Redesignated 1 October 2005 as the 2d Battalion, 503d Infantry Regiment
(173d Airborne Brigade redesignated 16 September 2006 as the 173d Airborne Brigade Combat Team)[2]
Afghanistan: Consolidation I, Consolidation II, Consolidation III, Transition I
Iraq: Liberation of Iraq (with arrowhead);[3] Transition of Iraq[4]
Note: The published Army lineage shows War on Terrorism "Campaigns to be determined". Comparison of the battalion's deployment dates with the War on Terrorism campaigns estimates that the battalion will be credited with participation in the six campaigns listed.
United States
United States Army
This article incorporates text from this source, which is in the public domain.
