Constituted 3 March 1855 in the Regular Army as Company D, 9th Infantry

Organized 17 March 1855 at Fort Monroe, Virginia

Consolidated in June 1869 with Company D, 27th Infantry (see ANNEX), and consolidated unit designated as Company D, 9th Infantry

(9th Infantry assigned 22 September 1917 to the 2d Division [later redesignated as the 2d Infantry Division])

Inactivated 20 June 1957 at Ladd Air Force Base, Alaska, and relieved from assignment to the 2d Infantry Division; concurrently redesignated as Headquarters and Headquarters Company, 4th Battle Group, 9th Infantry

Activated 25 January 1963 at Fort Wainwright, Alaska (organic elements concurrently constituted and activated)

Assigned 20 May 1963 to the 171st Infantry Brigade

Reorganized and redesignated 1 July 1963 as the 4th Battalion, 9th Infantry

Relieved 14 January 1966 from assignment to the 171st Infantry Brigade and assigned to the 25th Infantry Division

Inactivated 5 June 1972 at Schofield Barracks, Hawaii

Relieved 2 August 1972 from assignment to the 25th Infantry Division, assigned to the 172d Infantry Brigade, and activated at Fort Wainwright, Alaska

Inactivated 6 January 1983 at Fort Wainwright, Alaska, and relieved from assignment to the 172d Infantry Brigade

Assigned 29 April 1983 to the 7th Infantry Division and activated at Fort Ord, California

Relieved 16 April 1987 from assignment to the 7th Infantry Division and assigned to the 6th Infantry Division

Inactivated 15 December 1995 at Fort Wainwright, Alaska, and relieved from assignment to the 6th Infantry Division

Redesignated 1 October 2005 as the 4th Battalion, 9th Infantry Regiment

Assigned 1 June 2006 to the 4th Brigade Combat Team, 2d Infantry Division, and activated at Fort Lewis, Washington

 

ANNEX

Constituted 3 May 1861 in the Regular Army as Company D, 2d Battalion, 18th Infantry

Organized in October 1861 at Camp Thomas, Ohio

Redesignated 21 September 1866 as Company D, 27th Infantry

Consolidated in June 1869 with Company D, 9th Infantry, and consolidated unit designated as Company D, 9th Infantry

 

CAMPAIGN PARTICIPATION CREDIT

DECORATIONS

  Presidential Unit Citation (Army), Streamer embroidered BREST, FRANCE

  Presidential Unit Citation (Army), Streamer embroidered SIEGFRIED LINE

        *Presidential Unit Citation (Army), Streamer embroidered ARDENNES

        *Presidential Unit Citation (Army), Streamer embroidered HONGCHON

        *Presidential Unit Citation (Army), Streamer embroidered HWACHON RESERVOIR

        *Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2007-2008

        *Navy Unit Commendation, Streamer embroidered PANMUNJOM

        *French Croix de Guerre with Palm, World War I, Streamer embroidered AISNE-MARNE

        *French Croix de Guerre with Palm, World War I, Streamer embroidered MEUSE-ARGONNE

*French Croix de Guerre with Palm, World War I, Streamer embroidered CHATEAU THIERRY

        *French Croix de Guerre, World War I, Fourragere

        *Luxembourg Croix de Guerre, Streamer embroidered LUXEMBOURG

        *Belgian Fourragere 1940

*Cited in the Order of the Day of the Belgian Army for action in the Ardennes

*Cited in the Order of the Day of the Belgian Army for action at Elsenborn             Crest

*Republic of Korea Presidential Unit Citation, Streamer embroidered NAKTONG RIVER LINE

        *Republic of Korea Presidential Unit Citation, Streamer embroidered KOREA 1950-1953

*Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1966-1968

        *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 1966-1970

          Company C additionally entitled to:

 Presidential Unit Citation (Army), Streamer embroidered TAY NINH PROVINCE

 

BY ORDER OF THE SECRETARY OF THE ARMY: