Photograph of the field at Antietam, American Civil War. Confederate dead by a fence at the Hagerstown Turnpike, looking north; the Turnpike is to the right of the fence, the dirt lane on the left leads to the farm of David Miller, September 1862The Battle of Antietam also known as the Battle of Sharpsburg, particularly in the South, fought on Wednesday, September 17, 1862, near Sharpsburg, Maryland, and Antietam Creek, as part of the Maryland Campaign, was the first major battle in the American Civil War to take place on Union soil. It was the bloodiest single-day battle in American history, with 22,717 dead, wounded and missing on both sides combined.

Photograph of the field at Antietam, American Civil War. Confederate dead by a fence at the Hagerstown Turnpike, looking north; the Turnpike is to the right of the fence, the dirt lane on the left leads to the farm of David Miller, September 1862
The Battle of Antietam also known as the Battle of Sharpsburg, particularly in the South, fought on Wednesday, September 17, 1862, near Sharpsburg, Maryland, and Antietam Creek, as part of the Maryland Campaign, was the first major battle in the American Civil War to take place on Union soil. It was the bloodiest single-day battle in American history, with 22,717 dead, wounded and missing on both sides combined.