Battle of Gettysburg
The Battle of Gettysburg () was fought July 1–3, 1863, in and around the town of Gettysburg, Pennsylvania, by Union and Confederate forces during the American Civil War. The battle involved the largest number of casualties of the entire war and is often described as the war's turning point. Union Maj. Gen. George Meade's Army of the Potomac defeated attacks by Confederate Gen. Robert E. Lee's Army of Northern Virginia, halting Lee's invasion of the North.
Theophilus Francis Rodenbough
A monument dedicated to the regulars of the United States Army who fought at Gettysburg includes Rodenbough. 
The Gettysburg Campaign was a series of engagements before and after the Battle of Gettysburg. To better understand Rodenbough's role within the military organization, the following brief is provided. For more details, see Gettysburg Union order of battle.Rodenbough received the Medal of Honor for his efforts in the June 11, 1864 Battle of Trevilian Station, Virginia, where he was wounded.
Rodebough lost his right arm in the Battle of Opequon, or Third Battle of Winchester, Virginia, on September 19, 1864. He briefly served as colonel of the 18th Pennsylvania Volunteer Cavalry Regiment between April 29, 1865 and October 31, 1865.