Lineage and Honors Information as of 20 May 2016
2d Battalion, 12th Infantry Regiment
- Constituted 3 May 1861 in the Regular Army as Company B, 1st Battalion, 12th Infantry
- Organized 20 October 1861 at Fort Hamilton, New York
- Reorganized and redesignated 7 December 1866 as Company B, 12th Infantry
- (12th Infantry assigned 17 December 1917 to the 8th Division; relieved 15 August 1927 from assignment to the 8th Division and assigned to the 4th Division; relieved 1 October 1933 from assignment to the 4th Division and assigned to the 8th Division; relieved 10 October 1941 from assignment to the 8th Division and assigned to the 4th Division [later redesignated as the 4th Infantry Division])
- Inactivated 27 February 1946 at Camp Butner, North Carolina
- Activated 15 July 1947 at Fort Ord, California
- Inactivated 1 April 1957 at Fort Lewis, Washington, and relieved from assignment to the 4th Infantry Division
- Redesignated 1 August 1957 as Headquarters and Headquarters Company, 2d Battle Group, 12th Infantry, assigned to the 8th Infantry Division, and activated in Germany (organic elements concurrently constituted and activated)
- Relieved 24 March 1959 from assignment to the 8th Infantry Division and assigned to the 1st Infantry Division
- Reorganized and redesignated 1 October 1963 as the 2d Battalion, 12th Infantry; concurrently relieved from assignment to the 1st Infantry Division and assigned to the 4th Infantry Division
- Relieved 1 August 1967 from assignment to the 4th Infantry Division and assigned to the 25th Infantry Division
- Inactivated 17 April 1971 at Fort Lewis, Washington
- Relieved 1 April 1976 from assignment to the 25th Infantry Division, assigned to the 4th Infantry Division, and activated at Fort Carson, Colorado
- Inactivated 21 September 1976 at Fort Carson, Colorado
- Activated 16 June 1989 at Fort Carson, Colorado
- Inactivated 15 September 1995 at Fort Carson, Colorado, and relieved from assignment to the 4th Infantry Division
- Activated 29 September 2005 at Fort Carson, Colorado, as an element of the 2d Infantry Division
- Redesignated 1 October 2005 as 2d Battalion, 12th Infantry Regiment
- Relieved 16 November 2005 from assignment to the 2d Infantry Division and assigned to the 2d Brigade Combat Team, 2d Infantry Division
- Relieved 16 March 2008 from assignment to the 2d Brigade Combat Team, 2d Infantry Division, and assigned to the 4th Brigade Combat Team, 4th Infantry Division
- Relieved 16 April 2015 from assignment to the 4th Brigade Combat Team, 4th Infantry Division, and assigned to the 2d Brigade Combat Team, 4th Infantry Division
Campaign Participation Credit
- Civil War
- Peninsula
- Manassas
- Antietam
- Fredericksburg
- Chancellorsville
- Gettysburg
- Wilderness
- Spotsylvania
- Cold Harbor
- Petersburg
- Virginia 1862
- Virginia 1863
- Indian Wars
- Modocs
- Bannocks
- Pine Ridge
- War with Spain
- Santiago
- Philippine Insurrection
- Malolos
- Tarlac
- Luzon 1899
- World War II
- Normandy (with arrowhead)
- Northern France
- Rhineland
- Ardennes-Alsace
- Central Europe
- Vietnam
- Counteroffensive, Phase II
- Counteroffensive, Phase III
- Tet Counteroffensive
- Counteroffensive, Phase IV
- Counteroffensive, Phase V
- Counteroffensive, Phase VI
- Tet 69/Counteroffensive
- Summer-Fall 1969
- Winter-Spring 1970
- Sanctuary Counteroffensive
- Counteroffensive, Phase VII
- War on Terrorism
- Afghanistan:
- Consolidation II
- Consolidation III
- Iraq:
- National Resolution
- Iraqi Surge
- (Additional campaigns to be determined)
Decorations
- Presidential Unit Citation (Army), Streamer embroidered LUXEMBOURG
- Presidential Unit Citation (Army), Streamer embroidered SUOI TRE, VIETNAM
- Valorous Unit Award, Streamer embroidered KUNAR PROVINCE, AFGHANISTAN 2009
- Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2006-2008
- Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN 2009-2010
- Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN 2012
- Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN 2014
- 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
- Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1966-1967
- Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1967-1968
- Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1968-1970
- Republic of Vietnam Civil Action Honor Medal, First Class, Streamer embroidered VIETNAM 1967-1970
By Order of the Secretary of the Army:
CHARLES R. BOWERY, JR.
Chief of Military History