The 131st Pennsylvania Infantry Regiment lost 2 officers and 36 enlisted men killed or mortally wounded and 1 officer and 44 enlisted men to disease during the Civil War.

August Organized at Harrisburg
August 20 Moved to Washington, D.C.
September 14 Moved to Sharpsburg, Md.
October 30 Attached to 2nd Brigade, 3rd Division, 5th Army Corps, Army of the Potomac.
October 30-November 19 Movement to Falmouth, Va.
December 12-15 Battle of Fredericksburg
January 20-24 Burnside’s 2nd Campaign, “Mud March”
February-April Duty at Falmouth
April 27-May 6 Chancellorsville Campaign
May 1-5 Battle of Chancellorsville
May 23 Mustered out