Robert E. Lee concentrates his Confederate Army of Northern Virginia near Sharpsburg as George B. McClellan’s Federal Army of the Potomac approaches.
Exploring the most important 55 months in American history
Robert E. Lee concentrates his Confederate Army of Northern Virginia near Sharpsburg as George B. McClellan’s Federal Army of the Potomac approaches.
A portion of Robert E. Lee’s Confederate army defends key mountain passes in Maryland against George B. McClellan’s Federals.
Robert E. Lee’s Confederates are divided into multiple sections as Federals entering Frederick, Maryland, discover a document that threatens to destroy them.
George B. McClellan begins moving his Federal army in earnest against the Confederates in Maryland, as the northern public grow increasingly impatient with the Lincoln administration’s handling of the war.
The Confederates resume their advance through Maryland as panic begins to spread through southern Pennsylvania.
Robert E. Lee tries to garner support for his Confederate army from the people of Maryland, while George B. McClellan’s Federals try to track him down.