Lee's army was on the march north to the fateful battleofGettysburg, President Lincoln wrote a letter commenting on the arrest of a leading Confederate sympathizer legislator (or "Copperheads" as they were then known), U.S. Rep. Clement L. Valladigham (Democrat of Ohio).
Rothermel's "Battle ofGettysburg: Pickett's Charge, " which measures 16 feet high and 32 feet wide, and is the largest depiction of the battle on one canvas.