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Lineages and Honors Information
Infantry

Lineage and Honors Information as of 24 May 2017

3d Battalion, 21st Infantry Regiment
(Gimlet)

    • Constituted 3 May 1861 in the Regular Army as Company C, 2d Battalion, 12th Infantry
    • Organized 28 May 1862 at Fort Hamilton, New York
    • Reorganized and redesignated 7 December 1866 as Company C, 21st Infantry
    • Consolidated 27 August 1869 with Company C, 32d Infantry (see ANNEX), and consolidated unit designated as Company C, 21st Infantry
    • (21st Infantry assigned 29 July 1918 to the 16th Division; relieved 8 March 1919 from assignment to the 16th Division; assigned 22 October 1921 to the Hawaiian Division [later redesignated as the 24th Infantry Division])
    • Inactivated 5 June 1958 and relieved from assignment to the 24th Infantry Division
    • Redesignated 31 March 1959 as Headquarters and Headquarters Company, 3d Battle Group, 21st Infantry; concurrently withdrawn from the Regular Army, allotted to the Army Reserve, and assigned to the 63d Infantry Division (organic elements concurrently constituted)
    • Battle Group activated 1 May 1959 with Headquarters at Santa Barbara, California
    • Inactivated 1 April 1963 at Santa Barbara, California, and relieved from assignment to the 63d Infantry Division
    • Redesignated 10 September 1965 as the 3d Battalion, 21st Infantry; concurrently withdrawn from the Army Reserve, allotted to the Regular Army, and assigned to the 196th Infantry Brigade
    • Activated 15 September 1965 at Fort Devens, Massachusetts
    • Relieved 15 February 1969 from assignment to the 196th Infantry Brigade and assigned to the 23d Infantry Division
    • Relieved 1 November 1971 from assignment to the 23d Infantry Division and assigned to the 196th Infantry Brigade
    • Inactivated 23 August 1972 at Oakland, California
    • Relieved 16 January 1986 from assignment to the 196th Infantry Brigade, assigned to the 25th Infantry Division, and activated at Schofield Barracks, Hawaii
    • Inactivated 15 July 1995 at Schofield Barracks, Hawaii, and relieved from assignment to the 25th Infantry Division
    • Assigned 16 March 2002 to the 25th Infantry Division and activated at Fort Lewis, Washington
    • Redesignated 1 October 2005 as the 3d Battalion, 21st Infantry Regiment
    • Inactivated 1 June 2006 at Fort Lewis, Washington, and relieved from assignment to the 25th Infantry Division
    • Assigned 16 December 2006 to the 1st Brigade Combat Team, 25th Infantry Division, and activated at Fort Wainwright, Alaska
    • ANNEX
    • Constituted 3 May 1861 in the Regular Army as Company C, 3d Battalion, 14th Infantry
    • Organized in September 1865 at Hart Island, New York
    • Reorganized and redesignated 21 September 1866 as Company C, 32d Infantry
    • Consolidated 27 August 1869 with Company C, 21st Infantry, and consolidated unit designated as Company C, 21st Infantry

Campaign Participation Credit

  • Civil War
  • Peninsula
  • Manassas
  • Antietam
  • Fredericksburg
  • Chancellorsville
  • Gettysburg
  • Wilderness
  • Spotsylvania
  • Cold Harbor
  • Petersburg
  • Virginia 1862
  • Virginia 1863
  • Indian Wars
  • Modocs
  • Nez Perces
  • Bannocks
  • Arizona 1866
  • Arizona 1867
  • Arizona 1868
  • Arizona 1869
  • Arizona 1870
  • War with Spain
  • Santiago
  • Philippine Insurrection
  • Zapote River
  • Luzon 1899
  • Luzon 1900
  • Luzon 1901
  • Luzon 1902
  • World War II
  • Central Pacific
  • New Guinea (with arrowhead)
  • Leyte
  • Luzon
  • Southern Philippines
  • (with arrowhead)
  • Korean War
  • UN Defensive
  • UN Offensive
  • CCF Intervention
  • First UN Counteroffensive
  • CCF Spring Offensive
  • UN Summer-Fall Offensive
  • Second Korean Winter
  • Korea, Summer 1953
  • 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
  • Consolidation I
  • Consolidation II
  • Cease-Fire
  • War on Terrorism
  • Iraq:
  • Iraqi Surge
  • Iraqi Sovereignty
  • (Additional campaigns to be determined)

Decorations

  • Presidential Unit Citation (Army), Streamer embroidered DEFENSE OF KOREA
  • Presidential Unit Citation (Army), Streamer embroidered SANGHONGJONG-NI
  • Valorous Unit Award, Streamer embroidered TAM KY - TIEN PHUOC
  • Valorous Unit Award, Streamer embroidered NINEVEH PROVINCE 2005
  • Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2008-2009
  • Navy Unit Commendation, Streamer embroidered CAM LO
  • Philippine Presidential Unit Citation, Streamer embroidered 17 OCTOBER 1944 TO4 JULY 1945
  • Republic of Korea Presidential Unit Citation, Streamer embroidered PYONGTAEK
  • Republic of Korea Presidential Unit Citation, Streamer embroidered KOREA 1953
  • Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1969
  • Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1969-1970
  • 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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