Organized at Camp Curtin, Harrisburg, March 7, 1862.
Left State for Washington, D.C., March 8.
Attached to Defences of Washington to May, 1862.
Doubleday's Brigade, Dept. of the Rappahannock, to June, 1862.
2nd Brigade, 3rd Division, 3rd Corps, Army of Virginia, to September, 1862.
2nd Brigade, 1st Division, 1st Army Corps, Army of the Potomac, to March, 1864.
3rd Brigade, 2nd Division, 5th Array Corps, Army Potomac, to September, 1864.
3rd Brigade, 3rd Division, 5th Army Corps, to July, 1865.
Service & Battles - 1862
Duty at Fort Albany, Defences of Washington, till April 4, 1862,
And at Budd's Ferry till April 24.
At Aquia Creek Landing till May 10.
Guard railroad bridge at Potomac Creek May 21-27.
(Five Companies moved to Belle Plains May 10.)
Guard duty near Fredericksburg till August 9.
Pope's Campaign in Northern Virginia August 16-September 2.
Battles of Gainesville August 28;
Groveton August 29; Bull Run August 30.
Maryland Campaign September 6-24.
Battles of South Mountain September 14;
Antietam September 16-17.
Duty on the battlefield of Antietam till October 20.
(Co. "A" at Fairfax October 20-30.)
At Bakersville October 20-30. Movement to Falmouth, Va., October 30-November 19.
Union, Va., November 2-3.
Battle of Fredericksburg December 12-15.
Service & Battles - 1863
Burnside's 2nd Campaign, "Mud March," January 20-24, 1863.
At Falmouth and Belle Plains till April 27, 1863.
Chancellorsville Campaign April 27-May 6.
Operations at Pollock's Mill Creek April 29-May 2.
Fitzhugh's Crossing April 29-30.
Chancellorsville May 2-5.
Brandy Station and Beverly Ford June 9. Gettysburg (Pa.) Campaign June 11-July 24.
Battle of Gettysburg, Pa., July 1-3.
Pursuit of Lee July 5-24.
Duty on line of the Rappahannock till October.
Bristoe Campaign October 9-22.
Advance to line of the Rappahannock November 7-8.
Mine Run Campaign November 26-December 2.
Service & Battles - 1864
Demonstration on the Rapidan February 6-7, 1864.
On Veteran furlough March 10-April 17.
Rapidan Campaign May 4-June 12.
Battles of the Wilderness May 5-7;
Laurel Hill May 8;
Spottsylvania May 8-12;
Spottsylvania Court House May 12-21.
Assault on the Salient May 12.
North Anna River May 23-26.
Jericho Ford May 25.
Totopotomoy May 28-31.
Cold Harbor June 1-12.
Bethesda Church June 1-3.
Before Petersburg June 16-18.
Service & Battles - 1865
Siege of Petersburg June 16, 1864, to April 2, 1865.
Mine Explosion, Petersburg, July 30, 1864 (Reserve).
Weldon Railroad August 18-21.
Poplar Springs Church September 29-October 2.
Boydton Plank Road, Hatcher's Run, October 27-28.
Warren's Raid on Weldon Railroad December 7-12.
Dabney's Mills, Hatcher's Run, February 5-7, 1865.
Appomattox Campaign March 28-April 9.
Lewis Farm near Gravelly Run March 29.
Boydton and White Oak Road March 31.
Five Forks April 1.
Fall of Petersburg April 2. Appomattox Court House April 9.
Surrender of Lee and his army.
March to Washington, D.C., May 2-12.
Grand Review May 23.
Mustered out at Philadelphia, Pa., July 1, 1865.
Regiment lost during service 7 Officers and 111 Enlisted men killed and mortally wounded and 1 Officer and 96 Enlisted men by disease. Total 215.
56th PA Regiment Medal of Honor Recipients
JENNINGS, JAMES T. Private, Company K, 56th Pennsylvania Infantry. Entered service at: Bucks County, Pa. Birth: England. Citation: Capture of flag of 55th North Carolina Infantry (C.S.A.) at Weldon Railroad, Va., 20 August 1864. Date of issue: 1 December 1864.