Where the Battle of Gettysburg Began
The Battle of Gettysburg (July 1-3, 1863), fought in and around the town of Gettysburg, Pennsylvania, as part of the Gettysburg Campaign, was the battle with the largest number of casualties in the American Civil War.
Benson John Lossing, ed. Harper's Encyclopedia of United States History (vol. 4) (New York, NY: Harper and Brothers, 1912)