Lineage and Honors Information as of 23 August 2018

7th Engineer Battalion
(Hammer Battalion)

  • Organized 31 December 1861 in the Regular Army at Washington, D.C., from new and existing companies of engineers as a provisional engineer battalion (constituted 28 July 1866 as the Battalion of Engineers)
  • Expanded 14 March-7 June 1901 to form the 1st and 2d Battalions of Engineers (2d Battalion of Engineers--hereafter separate lineage)
  • 1st Battalion of Engineers expanded, reorganized, and redesignated 1 July 1916 as the 1st Regiment of Engineers
  • 1st Regiment of Engineers expanded 15 May 1917 to form the 1st, 6th, and 7th Regiments of Engineers (1st and 6th Regiments of Engineers--hereafter separate lineages)
  • 7th Regiment of Engineers redesignated 29 August 1917 as the 7th Engineers
  • Assigned 17 November 1917 to the 5th Division (later redesignated as the 5th Infantry Division)
  • Inactivated (less Company A) 10 October 1921 at Camp Jackson, South Carolina (Company A inactivated 1 October 1933 at Fort Benning, Georgia)
  • Redesignated 16 October 1939 as the 7th Engineer Battalion and activated at Fort Logan, Colorado
  • Redesignated 28 May 1943 as the 7th Engineer Combat Battalion
  • Inactivated 20 September 1946 at Camp Campbell, Kentucky, and Ladd Field, Alaska
  • Activated 6 July 1948 at Fort Jackson, South Carolina
  • Inactivated 30 April 1950 at Fort Jackson, South Carolina
  • Activated 1 March 1951 at Indiantown Gap Military Reservation, Pennsylvania
  • Inactivated 1 September 1953 at Indiantown Gap Military Reservation, Pennsylvania
  • Redesignated 7 April 1954 as the 7th Engineer Battalion
  • Activated 25 May 1954 in Germany
  • Inactivated 1 June 1957 at Fort Ord, California
  • Activated 19 February 1962 at Fort Carson, Colorado
  • Inactivated (less Company A) 15 December 1970 at Fort Carson, Colorado (Company A inactivated 6 August 1971 in Vietnam)
  • Activated 21 July 1975 at Fort Polk, Louisiana
  • Inactivated 15 December 1992 at Fort Polk, Louisiana, and relieved from assignment to the 5th Infantry Division
  • Headquarters and Headquarters Company activated 19 October 2006 at Fort Drum, New York (Support Company concurrently constituted and activated)
  • (Support Company inactivated 17 October 2014 at Fort Drum, New York; concurrently lettered companies activated)

Campaign Participation Credit

  • Civil War
  • Peninsula
  • Antietam
  • Fredericksburg
  • Chancellorsville
  • Wilderness
  • Spotsylvania
  • Cold Harbor
  • Petersburg
  • Appomattox
  • Virginia 1863
  • War with Spain
  • Santiago
  • Philippine Insurrection
  • Streamer without inscription
  • World War I
  • St. Mihiel
  • Meuse-Argonne
  • Alsace 1918
  • Lorraine 1918
  • World War II
  • Normandy
  • Northern France
  • Rhineland
  • Ardennes-Alsace
  • Central Europe
  • War on Terrorism
  • Campaigns to be determined

Company A additionally entitled to:

  • Vietnam
  • Counteroffensive, Phase V
  • Counteroffensive, Phase VI
  • Tet 69/Counteroffensive
  • Summer-Fall 1969
  • Winter-Spring 1970
  • Sanctuary Counteroffensive
  • Counteroffensive, Phase VII
  • Consolidation I

Decorations

  • Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2009-2010
  • Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN 2011-2012
  • Company A additionally entitled to:
  • Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1968
  • Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1971

By Order of the Secretary of the Army:

CHARLES R. BOWERY, JR.
Chief of Military History

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