Battery H, 1st Rhode Island Light Artillery Regiment was organized in Providence, Rhode Island and mustered in October 14, 1862 for a three year enlistment under the command of Captain Crawford Allen, Jr..
The battery was attached to Camp Barry, Military District of Washington, October 1862.
Stannard's 2nd Brigade, Casey's Division, Military District Washington, to February 1863.
Artillery, Casey's Division, XXII Corps, Department of Washington, to April 1863.
3rd Brigade, DeRussy's Division, XXII Corps, to November 1863.
Artillery, 1st Division, IX Corps, Army of the Potomac, to May 1864.
2nd Brigade, DeRussy's Division, XXII Corps, to July 1864.
Moved to Fairfax Court House June 25, then to Arlington Heights, and duty in the defenses of Washington, south of the Potomac, until April 1864.