In the summer of 1863, General Robert E. Lee and the Army of Northern Virginia advanced into Pennsylvania in a daring offensive to win the Civil War in a single campaign. They met the Union Army at a quiet crossroads town called Gettysburg, and engaged in the greatest battle ever fought on American soil. Three days of combat ended on July 3 with Pickett's Charge, a heroic assault by nine of Lee's brigades against the Union defenses on Cemetery Ridge...