Constituted 3 June 1784 as a company of the First American Regiment

Organized by September 1784 in Pennsylvania or New Jersey

Redesignated 29 September 1789 as a company of the Regiment of Infantry

Redesignated 3 March 1791 as a company of the 1st Infantry

Redesignated in 1792 as a company of the Infantry of the 1st Sub-Legion

Redesignated 31 October 1796 as a company of the 1st Infantry

Consolidated May-October 1815 with a company of the 5th Infantry (constituted
12 April 1808), a company of the 17th Infantry (constituted 11 January 1812), a company of the 19th Infantry (constituted 26 June 1812), and a company of the 28th Infantry (constituted 29 January 1813) to form a company of the 3d Infantry

Designated 22 May 1816 as Company B, 3d Infantry

Consolidated 19 November 1869 with part of Company E, 37th Infantry (see ANNEX), and consolidated unit designated as Company B, 3d Infantry

(3d Infantry assigned 24 March 1923 to the 7th Division; relieved 15 August 1927 from assignment to the 7th Division and assigned to the 6th Division; relieved 1 October 1933 from assignment to the 6th Division and assigned to the 7th Division; relieved
16 October 1939 from assignment to the 7th Division and assigned to the 6th Division; relieved 10 May 1941 from assignment to the 6th Division)

Inactivated 1 June 1941 at Fort Leonard Wood, Missouri

Activated 14 February 1942 in Newfoundland

Inactivated 20 November 1946 in Germany

Activated 6 April 1948 at Fort Myer, Virginia

Reorganized and redesignated 1 July 1957 as Headquarters and Headquarters Company, 2d Battle Group, 3d Infantry, and assigned to the 7th Infantry Division (organic elements concurrently constituted and activated)

Battle Group inactivated 1 July 1963 in Korea and relieved from assignment to the 7th Infantry Division

Redesignated 23 March 1966 as the 2d Battalion, 3d Infantry, and assigned to the 199th Infantry Brigade

Activated 1 June 1966 at Fort Benning, Georgia

Inactivated 15 October 1970 at Fort Benning, Georgia

Assigned 16 March 2001 to the 2d Infantry Division and activated at Fort Lewis, Washington

Relieved 27 July 2005 from assignment to the 2d Infantry Division and assigned to the 3d Brigade Combat Team, 2d Infantry Division

Redesignated 1 October 2005 as the 2d Battalion, 3d Infantry Regiment

 

ANNEX

Constituted 3 May 1861 in the Regular Army as Company E, 3d Battalion, 19th Infantry

Organized 7 February 1866 at Newport Barracks, Kentucky

Reorganized and redesignated 23 November 1866 as Company E, 37th Infantry

Consolidated 19 November 1869 with Company B and Company E, 3d Infantry, and consolidated units designated as Company B and Company E, 3d Infantry (Company E, 3d Infantry--hereafter separate lineage)

 

CAMPAIGN PARTICIPATION CREDIT

DECORATIONS

*Valorous Unit Award, Streamer embroidered SAIGON - LONG BINH

*Valorous Unit Award, Streamer embroidered KARBALA AND AN NAJAF, IRAQ

*Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2003-2004

*Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2006-2007

*Army Superior Unit Award, Streamer embroidered 2002-2003

*Republic of Korea Presidential Unit Citation, Streamer embroidered KOREA 1957-1963

*Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1968

*Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1968-1970

*Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1970

*Republic of Vietnam Civil Action Honor Medal, First Class, Streamer embroidered VIETNAM 1966-1970

 

BY ORDER OF THE SECRETARY OF THE ARMY: