Lineage and Honors Information as of 16 April 2018
1st Battalion, 66th Armored Regiment
(Iron Knights)
- Organized in February 1918 in the National Army at Camp Upton, New York, as Company C, 1st Separate Battalion, Heavy Tank Service, 65th Engineers
- Reorganized and redesignated 16 March 1918 as Company C, 1st Heavy Battalion, Tank Service
- Reorganized and redesignated 16 April 1918 as Company C, 41st Heavy Battalion, Tank Corps
- Reorganized and redesignated 11 June 1918 as Company C, 301st Battalion, Tank Corps
- Expanded, reorganized, and redesignated 22 June 1921 as Companies A, B, and C, 16th Tank Battalion, elements of the Regular Army (Companies B and C -- hereafter separate lineages)
- Reorganized and redesignated 1 September 1929 as Company A, 1st Tank Regiment
- Converted, reorganized, and redesignated 25 October 1932 as Company A, 66th Infantry (Light Tanks)
- Converted, reorganized, and redesignated 15 July 1940 as Company A, 66th Armored Regiment, an element of the 2d Armored Division
- Reorganized and redesignated 25 March 1946 as Company A, 66th Tank Battalion, and remained an element of the 2d Armored Division
- Redesignated 5 January 1949 as Company A, 66th Medium Tank Battalion
- Redesignated 1 April 1953 as Company A, 66th Tank Battalion
- Reorganized and redesignated 1 July 1957 as Headquarters and Headquarters Company, 1st Medium Tank Battalion, 66th Armor, and remained assigned to the 2d Armored Division (organic elements concurrently constituted and activated)
- Redesignated 1 July 1963 as the 1st Battalion, 66th Armor
- Inactivated 15 June 1990 at Fort Hood, Texas
- Activated 16 December 1992 at Fort Hood, Texas
- Relieved 16 January 1996 from assignment to the 2d Armored Division and assigned to the 4th Infantry Division
- Relieved 16 December 2004 from assignment to the 4th Infantry Division and assigned to the 1st Brigade Combat Team, 4th Infantry Division
- Redesignated 1 October 2005 as the 1st Battalion, 66th Armored Regiment
- Relieved 16 March 2014 from assignment to the 1st Brigade Combat Team, 4th Infantry Division and assigned to the 3d Brigade Combat Team, 4th Infantry Division
Campaign Participation Credit
- World War II
- Somme Offensive
- St. Mihiel
- Meuse-Argonne
- World War II
- Algeria-French Morocco (with arrowhead)
- Sicily (with arrowhead)
- Normandy
- Northern France
- Rhineland
- Ardennes-Alsace
- Central Europe
- Korean War
- UN Defensive
- UN Offensive
- CCF Intervention
- First UN Counteroffensive
- CCF Spring Offensive
- UN Summer-Fall Offensive
- Second Korean Winter
- Korea, Summer 1953
- War on Terrorism
- Campaigns to be determined
Decorations
- Presidential Unit Citation (Army), Streamer embroidered NORMANDY
- Presidential Unit Citation (Army), Streamer embroidered PIVITSCHEIDE
- Presidential Unit Citation (Army), Streamer embroidered VIRE RIVER
- Presidential Unit Citation (Army), Streamer embroidered ROER RIVER
- Valorous Unit Award, Streamer embroidered IRAQ 2003-2004
- Valorous Unit Award, Streamer embroidered BAGHDAD 2008
- Meritorious Unit Commendation (Army), Streamer embroidered SOUHWEST ASIA 2005-2006
- French Croix de Guerre with Palm, World War II, Streamer embroidered ST. LO
- Belgian Fourragere 1940
- *Cited in the Order of the Day of the Belgian Army for action in Belgium
- *Cited in the Order of the Day of the Belgian Army for action in the Ardennes
By Order of the Secretary of the Army:
CHARLES R. BOWERY, JR.
Chief of Military History