Chance.
A Confederate officer managed to lose a copy of Lee's orders.
They were found by Union soldiers and shown to McLellan, who saw that Lee had divided his army into widely-separated divisions.
McLellan might have been able to destroy these divisions, one by one. But there had been a Confederate spy in the camp, who alerted Lee, who then concentrated his troops at Antietam Creek, by Sharpsburg.
The Union still won the battle, but was not able to destroy the Confederate army, which escaped back to Virginia.
Major General Alfred Pleasonton commanded the Union's cavalry corps at the Battle of Gettysburg. His cavalry commanders helped to win the Battle of Gettysburg for the Union.
The Union was victorious at the Battle of Gettysburg. The Battle of Gettysburg was a key battle that helped the Union win the Civil War. It certainly helped, however, the North failed to stop the Army of Northern Virginia to keep on fighting until early 1865.
Shiloh, Antietam, Gettysburg, Lookout Mountain, Atlanta, The Wilderness…
The Union was the North at the Battle of Gettysburg. The Army of the Potomac was the army on the field.
because they did
The union won that battle.
Major General Alfred Pleasonton commanded the Union's cavalry corps at the Battle of Gettysburg. His cavalry commanders helped to win the Battle of Gettysburg for the Union.
The battle of gettysberg was important because it showed that the south weren't as good as they looked and the union might win the war
the official end of this battle was in 1863
battle of vicksburg and gettysburg
The Union was victorious at the Battle of Gettysburg. The Battle of Gettysburg was a key battle that helped the Union win the Civil War. It certainly helped, however, the North failed to stop the Army of Northern Virginia to keep on fighting until early 1865.
The Union was the North at the Battle of Gettysburg. The Army of the Potomac was the army on the field.
Shiloh, Antietam, Gettysburg, Lookout Mountain, Atlanta, The Wilderness…
nipple
The Cemetery Ridge, Little Round Top and Culp's Hill.
because they did
If the North lost, the road to Washington swung wide open.