Although it was a tactical draw, this battle gave (*) Lincoln a chance to issue the Emancipation Proclamation.
This battle's end was hastened by General A.P. Hill's reinforcements from Harper's Ferry. Prior to this battle, a copy of orders from General Lee was found by Union soldiers, but McClellan failed to capitalize on them. Although it was a tactical draw, this battle gave (*) Lincoln a chance to issue the Emancipation Proclamation. The bloodiest one-day battle in American history, for 10 points, name this 1862 Civil War battle in Maryland.
This battle's end was hastened by General A.P. Hill's reinforcements from Harper's Ferry.
Battle of Antietam (or Battle of Sharpsburg)