United States Regiments & Batteries * United States Regulars

January At San Francisco, Cal.
October 14 Ordered to New York then moved to Washington, D.C.
March Ordered to Virginia Peninsula. Attached to Artillery Reserve, Army of the Potomac
April 5-May 4 Siege of Yorktown
May Attached to 1st Brigade, Horse Artillery, Artillery Reserve, 5th Army Corps, Army of the Potomac
May 4 Near Williamsburg
June 25-July 1 Seven days before Richmond. At White House. Rejoin army via Gloucester Point.
August 5 Malvern Hill
September Attached to Cavalry Division, Army of the Potomac
September 6-22 Maryland Campaign
September 13 Middletown, Md.
September 16-17
Battle of Antietam
September 19 Shepherdstown Ford
October Battery broken up
April Reorganized and attached to Artillery Reserve, 9th Army Corps, Army of the Potomac
May 4-14 Rapidan Campaign
May 5-7
Battle of the Wilderness
May 8-14
Spotsylvania Court House
May 14 Ordered to Washington and duty in the Defenses of that city north of the Potomac. Assigned to 3rd Brigade, Hardin’s Division, 22nd Army Corps
July Assigned to 1st Brigade, Hardin’s Division, 22nd Army Corps
December Assigned to Fort Foote, Defenses of Washington north of the Potomac, 22nd Army Corps
April – August Assigned to 2nd Brigade, Hardin’s Division, 22nd Corps