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Lineage And Honors Information

Lineage and Honors Information as of 20 May 2015

91st Engineer Battalion

  • Organized 1 October 1933 in the Regular Army as the 50th Engineer Battalion
  • Redesignated 10 January 1938 as the 91st Engineer Battalion
  • Activated 10 February 1941 at Camp Shelby, Mississippi
  • Expanded, reorganized, and redesignated 10 July 1942 as the 91st Engineer Regiment
  • Redesignated 6 August 1942 as the 91st Engineer General Service Regiment
  • Inactivated 20 January 1946 in the Philippines
  • Regiment (less Headquarters and Headquarters Detachments, 1st and 2d Battalion, and Companies E and F) reorganized and redesignated 28 November 1951 as the 91st Engineer Combat Battalion (Headquarters and Headquarters Detachments, 1st and 2d Battalion, and Companies E and F concurrently disbanded)
  • Activated 14 January 1952 at Fort Belvoir, Virginia
  • Reorganized and redesignated 20 May 1952 as the 91st Engineer Battalion
  • Inactivated 20 May 1971 at Fort Belvoir, Virginia
  • Assigned 16 October 1992 to the 1st Cavalry Division and activated at Fort Hood, Texas
  • Inactivated 15 October 2005 at Fort Hood, Texas, and relieved of assignment to the 1st Cavalry Division
  • Assigned 16 October 2013 to the 1st Brigade Combat Team, 1st Cavalry Division, and activated at Fort Hood, Texas

Campaign Participation Credit

  • World War II
  • East Indies
  • Papua
  • War on Terrorism
  • Iraq:
  • Transition of Iraq
  • Iraqi Governance

Decorations

  • Presidential Unit Citation (Army), Streamer embroidered PAPUA
  • Meritorious Unit Commendation (Army), Streamer embroidered ASIATIC-PACIFIC THEATER
  • Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2004-2005

By Order of the Secretary of the Army:

RICHARD W. STEWART, Ph.D.
Chief of Military History


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