Lineage and Honors Information as of 20 December 2011
340th SUPPORT BATTALION
Organized 5 August 1895 in the California National Guard at Salinas as Troop C, Cavalry
Redesignated 1 May 1911 as Troop C, 1st Squadron of Cavalry
Mustered into Federal service 26 June 1916 at Sacramento; mustered out of Federal service 17 November 1916 at Los Angeles
Drafted into Federal service 5 August 1917
Reorganized and redesignated 3 October 1917 as Company B, 145th Machine Gun Battalion, an element of the 40th Division
Demobilized 20 May 1919 at the Presidio of San Francisco, California
Reorganized and Federally recognized 18 June 1924 in the California National Guard at Salinas as the 40th Tank Company and assigned to the 40th Division
Reorganized and redesignated 1 September 1940 as Company C, 194th Tank Battalion, and relieved from assignment to the 40th Division
Inducted into Federal service 10 February 1941 at Salinas
Surrendered 9 April 1942 to the Japanese 14th Army in the Philippine Islands
Inactivated 2 April 1946 in the Philippine Islands
Expanded and redesignated 21 June 1946 as the 199th Tank Battalion
Reorganized and Federally recognized 27 May 1947 in the California National Guard with Headquarters at Salinas
Reorganized and redesignated 1 February 1949 as the 149th Heavy Tank Battalion and assigned to the 49th Infantry Division
Reorganized and redesignated 1 September 1950 as the 149th Tank Battalion
Consolidated 1 May 1959 with the 170th Antiaircraft Artillery Battalion (see ANNEX 1) and consolidated unit reorganized and redesignated as the 149th Armor, a parent regiment under the Combat Arms Regimental System, to consist of the 1st Medium Tank Battalion and the 2d Reconnaissance Squadron, elements of the 49th Infantry Division
Reorganized 1 March 1963 to consist of the 1st and 3d Battalions, elements of the 49th Infantry Division, and the 4th Medium Tank Battalion
Reorganized 1 April 1964 to consist of the 1st and 3d Battalions, elements of the 49th Infantry Division, and the 4th Battalion
Reorganized 29 January 1968 to consist of the 1st Battalion
Reorganized 13 January 1974 to consist of the 1st Battalion, an element of the 40th Infantry Division
Withdrawn 19 January 1988 from the Combat Arms Regimental System and reorganized under the United States Army Regimental System
(1st Battalion ordered into active Federal service 1 May 1992 at home stations; released from active Federal service 9 May 1992 and reverted to state control)
(Location of Headquarters changed 1 June 1996 to the Presidio of Monterey; on
1 October 1999 to Seaside)
Ordered into active Federal service 14 August 2002 at home stations; released from active Federal service 2 September 2003 and reverted to state control
Redesignated 1 October 2005 as the 149th Armored Regiment
Consolidated 1 September 2007 with the 340th Support Battalion (see ANNEX 2) and consolidated unit designated as the 340th Support Battalion
ANNEX 1
Constituted 13 July 1946 in the California National Guard as the 118th Cavalry Reconnaissance Squadron, Mechanized
Organized and Federally recognized 8 June 1949 as the 118th Mechanized Cavalry Reconnaissance Squadron, with Headquarters at Red Bluff
Reorganized and redesignated 15 September 1959 as the 2d Battalion, 111th Armored Cavalry
Converted, reorganized, and redesignated 1 June 1954 as the 170th Antiaircraft Artillery Battalion
ANNEX 2
Organized 1 August 1985 from new and existing units in the California Army National Guard as the 3d Support Battalion, 40th Infantry Division Support Command; Headquarters organized and Federally recognized 3 September 1986 at San Lorenzo
Reorganized and redesignated 1 June 1987 as the 340th Support Battalion
(Headquarters ordered into active Federal service 8 September 2004; released from active Federal service 6 March 2006 and reverted to state control)
CAMPAIGN PARTICIPATION CREDIT
World War I
Streamer without inscription
World War II
Philippine Islands
War on Terrorism
Campaigns to be determined
DECORATIONS
Presidential Unit Citation (Army), Streamer embroidered DEFENSE OF THE PHILIPPINES
Presidential Unit Citation (Army), Streamer embroidered LUZON 1941-1942
Presidential Unit Citation (Army), Streamer embroidered BATAAN PENINSULA
Philippine Presidential Unit Citation, Streamer embroidered 7 DECEMBER 1941 TO 10 MAY 1942
BY ORDER OF THE SECRETARY OF THE ARMY:
ROBERT J. DALESSANDRO
Director, Center of Military History