1863 - Gettysburg
July 1, 1863 - The Battle of Gettysburg, Pennsylvania marks the turning point of the Civil War. The Confederates, led by General Robert E. Lee, try to invade the North. They are thwarted by the Union army in the three-day battle that will leave more than 40,000 men on both sides dead, wounded, captured or missing in action. Lee retreats into Virginia.