In September 1862 the Confederate Army of Northern Virginia and the Union Army of the Potomac conducted one of the truly great campaigns of the Civil War. troops in the nation\'s history until World War II, while the day-long battle at A.
The siege of Harpers Ferry produced the largest surrender of U.
S.
At South Mountain, Harpers Ferry, and Antietam, North and South clashed in engagements whose magnitude and importance would earn this campaign a distinguished place in American military history.
In September 1862 the Confederate Army of Northern Virginia and the Union Army of the Potomac conducted one of the truly great campaigns of the Civil War