Lineage And Honors Information
Lineage and Honors Information as of 26 March 2013
1st Battalion
21st Field Artillery Regiment
- Constituted 1 July 1916 in the Regular Army as Battery A, 21st Field Artillery
- Organized 1 June 1917 at Camp Wilson, Texas
- (21st Field Artillery assigned 12 December 1917 to the 5th Division; relieved 4 November 1920 from assignment to the 5th Division)
- Inactivated 23 September 1921 at Camp Bragg, North Carolina
- (21st Field Artillery assigned 24 March 1923 to the 9th Division; relieved 1 January 1930 from assignment to the 9th Division and assigned to the 5th Division [later redesignated as the 5th Infantry Division])
- Activated 6 October 1939 at Fort Knox, Kentucky
- Reorganized and redesignated 1 October 1940 as Battery A, 21st Field Artillery Battalion
- Inactivated 20 September 1946 at Ladd Field, Alaska
- Activated 3 June 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
- Activated 25 May 1954 in Germany
- Inactivated 1 June 1957 at Fort Ord, California, and relieved from assignment to the 5th Infantry Division; concurrently, redesignated as Headquarters and Headquarters Battery, 1st Battalion, 21st Artillery
- Redesignated 1 July 1960 as Headquarters and Headquarters Battery, 1st Howitzer Battalion, 21st Artillery, assigned to the 1st Cavalry Division, and activated in Korea (organic elements concurrently constituted and activated)
- Redesignated 1 September 1963 as the 1st Battalion, 21st Artillery
- Redesignated 1 September 1971 as the 1st Battalion, 21st Field Artillery
- Relieved 13 September 1972 from assignment to the 1st Cavalry Division and assigned to the 4th Infantry Division
- Inactivated 19 December 1973 at Fort Carson, Colorado
- Relieved 21 April 1975 from assignment to the 4th Infantry Division, assigned to the 1st Cavalry Division, and activated at Fort Hood, Texas
- Headquarters and Headquarters Battery, 1st Battalion, 21st Field Artillery, reorganized and redesignated 2 July 1986 as Battery A, 21st Field Artillery (remainder of battalion concurrently inactivated)
- Reorganized and redesignated 16 September 1997 as Headquarters and Service Battery, 1st Battalion, 21st Field Artillery (organic elements concurrently activated)
- Redesignated 1 October 2005 as the 1st Battalion, 21st Field Artillery Regiment
- Relieved 15 October 2005 from assignment to the 1st Cavalry Division
CAMPAIGN PARTICIPATION CREDIT
- World War I
- *St. Mihiel
- *Lorraine 1918
- World War II
- *Northern France
- *Rhineland
- *Ardennes-Alsace
- *Central Europe
- Vietnam:
- *Defense
- *Counteroffensive
- *Counteroffensive, Phase II
- *Counteroffensive, Phase III
- *Tet Counteroffensive
- *Counteroffensive, Phase IV
- *Counteroffensive, Phase V
- *Counteroffensive, Phase IV
- *Tet 69/Counteroffensive
- *Summer-Fall 1969
- *Winter-Spring 1970
- *Sanctuary Counteroffensive
- *Counteroffensive, Phase VII
- *Consolidation I
- *Consolidation II
- *Cease-Fire
- Southwest Asia:
- *Defense of Saudi Arabia
- *Liberation and Defense of Kuwait
- *Cease-Fire
- War on Terrorism:
- Iraq:
- *Transition of Iraq
- *Iraqi Governance
- Battery A additionally entitled to:
- War on Terrorism
- Iraq:
- Iraqi Surge
DECORATIONS
- *Presidential Unit Citation (Army), Streamer embroidered PLEIKU PROVINCE
- *Valorous Unit Award, Streamer emboidered FISH HOOK
- *Meritorious Unit Commendation (Army), Streamer emboidered VIETNAM 1967
- *Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2004-2005
- *Meritorious Unit Commendation (Army), Streamer emboidered SOUTHWEST ASIA 1990-1991
- *Republic of Vietnam Cross of Gallantry with Palm, Streamer emboidered VIETNAM 1965-1969
- *Republic of Vietnam Cross of Gallantry with Palm, Streamer emboidered VIETNAM 1969-1970
- *Republic of Vietnam Cross of Gallantry with Palm, Streamer emboidered VIETNAM 1970-1971
- *Republic of Vietnam Cross of Gallantry with Palm, Streamer emboidered VIETNAM 1971-1972
- *Republic of Vietnam Civil Action Honor Medal, First Class, Streamer emboidered VIETNAM 1969-1970
- Battery A additionally entitled to:
- *Presidential Unit Citation (Army), Streamer emboidered BINH THUAN PROVINCE
- *Meritorious Unit Commendation (Army), Streamer emboidered IRAQ DEC2008-JUL2009
- Battery B additionally entitled to:
- *Presidential Unit Citation (Army), Streamer emboidered BINH THUAN PROVINCE
- *Valorous Unit Award, Streamer emboidered QUANG NAM
- Battery C additionally entitled to:
- *Meritorious Unit Commendation (Army), Streamer emboidered IRAQ JUN 2008-JUL 2009
BY ORDER OF THE SECRETARY OF THE ARMY:
ROBERT J. DALESSANDRO
Director, Center of Military History