an important battle in the American Civil War (1862); the Union's Army of the Potomac under A. E. Burnside was defeated by the Confederate Army of Northern Virginia under Robert E. Lee
an important battle in the American Civil War (1862); the Union''s army under A. E. Burnside was defeated by the Confederate army under Robert E. Lee
an important battle in the American Civil War (1862); the Union Army under A. E. Burnside was defeated by the Confederate Army under Robert E. Lee