The 81st Pennsylvania Infantry Regiment lost 18 officers and 190 enlisted men killed and mortally wounded and 2 officers and 96 enlisted men to disease during the Civil War. It is honored by a monument at Gettysburg.

October Organized at Philadelphia
October 1-9 At Easton, Pa.
October 10 Moved to Washington, D.C. Attached to Howard’s Brigade, Sumners Division, Army Potomac
March Attached to 1st Brigade, 1st Division, 2nd Army Corps, Army Potomac
March 10-15 Advance on Manassas, Va.
March 20 Reconnaissance to Gainesville
March 28-31 Operations on Orange & Alexandria Railroad
April 5-May 4 Ordered to the Virginia Peninsula. Siege of Yorktown
May 28-30 Construction of Grape Vine Bridge on Chickahominy
May 31-June 1
Battle of Fair Oaks (Seven Pines)

Colonel Miller was killed.

June 18 Fair Oaks
June 21 Fair Oaks Station
June 25-July 1 Seven days before Richmond
June 28 Orchard Station
June 29 Peach Orchard, Allen’s Farm
June 29 Savage Station
June 30 White Oak Swamp Bridge and Glendale
July 1 Malvern Hill
July-August At Harrison’s Landing
August 16-30 Movement to Fortress Monroe, then to Alexandria and Centreville
September 1 Centreville
September 6-24 Maryland Campaign
September 16-17
Battle of Antietam
September-October Moved to Harper’s Ferry and duty there
October 16-17 Reconnaissance to Charlestown
October 29-November 17 Advance up Loudon Valley and movement to Falmouth, Va.
November 2 Snicker’s Gap
November 5-6 Manassas Gap
December 12-15 Battle of Fredericksburg
January-April At Falmouth
April 27-May 6 Chancellorsville Campaign
May 1-5
Battle of Chancellorsville
June 9 Reconnaissance to the Rappahannock
June 10 Kelly’s Ford
June 13-July 24 Gettysburg Campaign
July 1-3
Battle of Gettysburg

The regiment was commanded by Lieutenant Colonel Amos Stroh.

From the monument:

Fought on this line in the afternoon of July 2nd. Present at Gettysburg 175 officers and men. Killed and died of wounds 9 men. Wounded 5 officers and 40 men. Captured or missing 8 men Total Loss 62

July 5-24 Pursuit of Lee
August-September Duty on line of the Rappahannock
September 13-17 Advance from the Rappahannock to the Rapidan
October 9-22 Bristoe Campaign
October 14 Auburn and Bristoe
November 7-8 Advance to line of the Rappahannock
November 26-December 2 Mine Run Campaign
November 28-30 Mine Run
December-May At Stevensburg
February 6-7 Demonstration on the Rapidan
May 4-June 12 Rapidan Campaign
May 5-7
Battle of the Wilderness
May 8-21
Battle of Spottsylvania Court House
May 8 Corbin’s Bridge
May 10 Po River
May 12 Assault on the Salient
May 18 Landen House
May 23-26 North Anna River
May 26-28 Line of the Pamunkey
May 28-31 Totopotomoy
June 12
Battle of Cold Harbor
June 16-18 Before Petersburg. Beginning of Siege of Petersburg
June 22-23 Jerusalem Plank Road
July 27-29 Demonstration north of the James at Deep Bottom
July 27-28 Deep Bottom
July 30 Mine Explosion, Petersburg (Reserve)
August 13-20 Demonstration north of the James at Deep Bottom
August 14-18 Strawberry Plains, Deep Bottom
August 25 Ream’s Station
December 7-10 Reconnaissance to Hatcher’s Run
December 8 Hatcher’s Run
February 5-7 Dabney’s, Mills, Hatcher’s Run
March 25 Watkins’ House, Petersburg
March 28-April 9 Appomattox Campaign
March 29-30 On line of Hatcher’s and Gravelly Runs
March 31 Hatcher’s Run or Boydton Road
March 31 White Oak Road
April 2 Sutherland Station
April 6 Sailor’s Creek
April 7 High Bridge, Farmville
April 9 Appomattox C. H. Surrender of Lee and his army.
May 2-12 March to Washington, D.C.
May 23 Grand Review
June 29 Mustered out