The 3rd Brigade Combat Team, 1st Infantry Division, since it was constituted, has been organized, reorganized, Inactivated, disbanded, reconstituted, and redesignated several times.[1]
Constituted 24 May 1917 in the Regular Army as Headquarters Troop, 1st Expeditionary Division
Organized 8 June 1917 at New York, New York
Reorganized and redesignated 6 July 1917 as Headquarters Troop, 1st Division
Reorganized and redesignated 13 February 1921 as Headquarters and Military Police Company (less Military Police Platoon), 1st Division
Reorganized and redesignated 1 August 1942 as Headquarters Company, 1st Infantry Division
Disbanded 20 April 1960 at Fort Riley, Kansas
Reconstituted 23 October 1963 in the Regular Army as Headquarters and Headquarters Company, 3rd Brigade, 1st Infantry Division
Activated 2 January 1964 at Fort Riley, Kansas
Redesignated 21 July 1975 as Headquarters and Headquarters Company, 1st Infantry Division Forward
Inactivated 15 August 1991 in Germany
Redesignated 16 February 1996 as Headquarters and Headquarters Company, 3d Brigade, 1st Infantry Division, and activated in Germany
Headquarters, 3rd Brigade, 1st Infantry Division, reorganized and redesignated 16 April 2007 as Headquarters, 3d Brigade Combat Team, 1st Infantry Division (Headquarters Company, 3d Brigade, 1st Infantry Division – hereafter separate lineage)
Inactivation Ceremony at Fort Knox, KY - 21 May 2014[2]