Lineage and Honors Information as of 16 October 2015
3d 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 A and B -- hereafter separate lineages)
- Reorganized and redesignated 1 September 1929 as Company C, 1st Tank Regiment
- Converted, reorganized, and redesignated 25 October 1932 as Company C, 66th Infantry (Light Tanks)
- Converted, reorganized, and redesignated 15 July 1940 as Company C, 66th Armored Regiment, an element of the 2d Armored Division
- Reorganized and redesignated 25 March 1946 as Company C, 66th Tank Battalion, and remained an element of the 2d Armored Division
- Redesignated 5 January 1949 as Company C, 66th Medium Tank Battalion
- Redesignated 1 April 1953 as Company C, 66th Tank Battalion
- Inactivated 1 July 1957 in Germany and relieved from assignment to the 2d Armored Division
- Reorganized and redesignated 10 June 1958 as Headquarters and Headquarters Company, 3d Medium Tank Battalion, 66th Armor (organic elements concurrently constituted)
- Battalion activated 25 June 1958 at Fort Benning, Georgia
- Inactivated 25 June 1959 at Fort Benning, Georgia
- Headquarters and Headquarters Company redesignated 9 September 1959 as Company C, 66th Armor, and assigned to the 1st Infantry Brigade (remainder of 3d Medium Tank Battalion, 66th Armor, concurrently disbanded)
- Activated 24 September 1959 at Fort Benning, Georgia
- Inactivated 24 September 1962 at Fort Benning, Georgia, and relieved from assignment to the 1st Infantry Brigade
- Redesignated 8 August 1963 as Headquarters and Headquarters Company, 3d Battalion, 66th Armor (organic elements concurrently constituted)
- Battalion activated 12 August 1963 at Fort Hood, Texas
- Inactivated 15 October 1965 at Fort Hood, Texas
- Assigned 1 September 1980 to the 2d Armored Division and activated at Fort Hood, Texas
- Inactivated 15 April 1992 in Germany
- 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
- Inactivated 15 December 2004 at Fort Hood, Texas, and relieved from assignment to the 4th Infantry Division
- Redesignated 1 October 2005 as the 3d Battalion, 66th Armored Regiment
- Assigned 16 March 2008 to the 172d Infantry Brigade and activated in Germany
- Inactivated 15 June 2013 in Germany and relieved from assignment to the 172d Infantry Brigade
- Assigned 16 October 2014 to the 1st Brigade Combat Team, 1st Infantry Division and activated at Fort Riley, Kansas
Campaign Participation Credit
- World War I
- 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
- Southwest Asia
- Defense of Saudi Arabia
- Liberation and Defense of Kuwait
- Cease-Fire
- War on Terrorism
- Afghanistan:
- Transition I
- (Additional campaigns to be determined)
Decorations
- Presidential Unit Citation (Army), Streamer embroidered NORMANDY
- Presidential Unit Citation (Army), Streamer embroidered VIRE RIVER
- Presidential Unit Citation (Army), Streamer embroidered ROER RIVER
- Valorous Unit Award, Streamer embroidered IRAQ-KUWAIT 1991
- Valorous Unit Award, Streamer embroidered IRAQ 2003-2004
- Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2008-2009
- Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN 2011-2012
- Army Superior Unit Award, Streamer embroidered 1996-1997
- 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
- Company A additionally entitled to:
- Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN AUG 2011-JUN 2012
- Company C additionally entitled to:
- Valorous Unit Award, Streamer embroidered PAKTIKA PROVINCE
AUG-NOV 2011
- Meritorious Unit Commendation (Army), Streamer embroidered IRAQ
MAR-NOV 2009
By Order of the Secretary of the Army:
RICHARD W. STEWART
Chief of Military History
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