Portal:US Army Lineage and Honors/US 3rd Cavalry Regiment
US 3rd Cavalry Regiment Lineage edit
First US 3rd Cavalry Regiment edit
- Constituted 4 May 1861 in the Regular Army as the 3d Cavalry
- Organized 18 June 1861 at Pittsburgh, Pennsylvania
- Redesignated 3 August 1861 as the US 6th Cavalry Regiment.
Second US 3rd Cavalry Regiment edit
- Constituted 19 May 1846 in the Regular Army as the Regiment of Mounted Riflemen.
- Organized 12 October 1846 at Jefferson Barracks at St. Louis, Misssouri.
- Redesignated 3 August 1861 as 3rd Cavalry.
- Inactivated 15 July 1942 at Fort Benning, Georgia; personnel and equipment transferred to US 3rd Armored Regiment.
- Redesignated 18 January 1943 as 3rd Cavalry, Mechanized.
- Activated 15 March 1943 at Camp Gordon, Georgia
- Regiment broken up 3 November 1943 and its elements reorganized and redesignated as Headquarters and headquarters Troop, US 3rd Cavalry Group, Mechanized.