- Regimental Lineage -
· Constituted 5 August 1917 in the National Army as the 361st Infantry and assigned to the 91st Division
· Organized 4-6 September 1917 at Camp Lewis, Washington
· Demobilized 22-30 April 1919 at Camp Lewis, Washington
· Reconstituted 24 June 1921 in the Organized Reserves as the 361st Infantry and assigned to the 91st Division (later redesignated as the 91st Infantry Division)
· Organized in November 1921 with Headquarters at Sacramento, California
· Ordered into active military service 15 August 1942 and reorganized at Camp White, Oregon
· Inactivated 13 November 1945 at Camp Rucker, Alabama
· Activated 25 March 1947 in the Organized Reserves with Headquarters at San Francisco, California
· (Location of Headquarters changed 22 January 1948 to Oakland, California; changed 1 October 1957 to San Pablo, California)
· (Organized Reserves redesignated 25 March 1948 as the Organized Reserve Corps; redesignated 9 July 1952 as the Army Reserve)
· Reorganized and redesignated 1 May 1959 as the 361st Regiment, an element of the 91st Division (Training), with Headquarters at San Pablo, California
· Reorganized 20 January - 29 February 1968 to consist of the 2d and 3d Battalions, elements of the 91st Division (Training)
· Reorganized 1 April 1971 to consist of the 1st, 2d, and 3d Battalions, elements of the 91st Division (Training)
· Reorganized 17 October 1986 to consist of the 1st, 2d, 3d, 4th, and 5th Battalions, elements of the 91st Division (Training)
· Reorganized 1-15 October 1993 to consist of the 1st, 2d, and 3d Battalions, elements of the 91st Division (Exercise)
· Reorganized 1 October 1994 to consist of the 2d and 3d Battalions, elements of the 91st Division (Exercise)
· Reorganized 17 October 1999 to consist of the 1st, 2d, and 3d Battalions, elements of the 91st Division (Training Support); 1st Battalion concurrently allotted to the Regular Army
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