The Battle of Gettysburg took place from July 1 to 3, 1863, in Pennsylvania. The battle resulted in the highest number of casualties in the entire war and was a turning point in the American Civil War. For three days, General George Meade's Army of the Potomac repelled the Confederate Army under General Robert E. Lee, preventing the Confederacy from attempting to invade the North. Can you replicate the success of these famous commanders?