Constituted 24 June 1921 in the Organized Reserves as Headquarters and Headquarters Company, 199th Infantry Brigade, and assigned to the 100th Division

        Organized in December 1921 at Huntington, West Virginia

        Redesignated 23 March 1925 as Headquarters and Headquarters Company, 199th Brigade

        Location changed 27 October 1931 to Parkersburg, West Virginia

        Redesignated 24 August 1936 as Headquarters and Headquarters Company, 199th Infantry Brigade

        Converted and redesignated 23 February 1942 as the 100th Reconnaissance Troop (less 3d Platoon), 100th Division (Headquarters and Headquarters Company, 200th Infantry Brigade, concurrently converted and redesignated as the 3d Platoon, 100th Reconnaissance Troop, 100th Division)

        Troop ordered into active military service 15 November 1942 and reorganized at Fort Jackson, South Carolina, as the 100th Cavalry Reconnaissance Troop, an element of the 100th Infantry Division

        Reorganized and redesignated 2 August 1943 as the 100th Reconnaissance Troop, Mechanized

        Reorganized and redesignated 7 September 1945 as the 100th Mechanized Reconnaissance Troop

        Inactivated 11 January 1946 at Camp Patrick Henry, Virginia

        Redesignated 15 October 1946 as the Reconnaissance Platoon, 100th Airborne Division

        Activated 2 December 1946 at Louisville, Kentucky

        (Organized Reserves redesignated 25 March 1948 as the Organized Reserve Corps; redesignated 9 July 1952 as the Army Reserve)

        Reorganized and redesignated 31 August 1950 as the Antitank Platoon, 100th Airborne Division

        Reorganized and redesignated 12 May 1952 as the 100th Reconnaissance Company, an element of the 100th Infantry Division

        Inactivated 22 April 1953 at Louisville, Kentucky

        Activated 9 January 1955 at Neon, Kentucky

        Disbanded 17 April 1959 at Neon, Kentucky

        Reconstituted (less 3d Platoon) 23 March 1966 in the Regular Army as Headquarters and Headquarters Company, 199th Infantry Brigade (3d Platoon, 100th Reconnaissance Company concurrently reconstituted and redesignated as Headquarters and Headquarters Company, 200th Infantry Brigade – hereafter separate lineage)

        Brigade activated 1 June 1966 at Fort Benning, Georgia

        Inactivated 15 October 1970 at Fort Benning, Georgia

        Activated 16 February 1991 at Fort Lewis, Washington

        Inactivated 16 July 1992 at Fort Lewis, Washington

        Transferred 9 November 2006 to the United States Army Training and Doctrine Command

        Headquarters activated 27 June 2007 at Fort Benning, Georgia

 

CAMPAIGN PARTICIPATION CREDIT

                                                     World War II
                                                     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
       

DECORATIONS

        Valorous Unit Award, Streamer embroidered SAIGON-LONG BINH

        Meritorious Unit Commendation (Army), Streamer embroidered VIETNAM 1968-1969

        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 Civil Action Honor Medal, First Class, Streamer embroidered VIETNAM 1966-1970      

 

BY ORDER OF THE SECRETARY OF THE ARMY: