The Battle of Gettysburg happened July 1-3, 1863, around Gettysburg, Pennsylvania. This battle had the greatest number of casualties in the whole war. Meade defeated Lee's attacks, preventing him from successfully invading the north. Lee tried to invade the north again by going through Shenandoah Valley. The two armies met at Gettysburg on July 1. The first day of the battle the Union was unorganized and the Confederates took them down. The second day both armies were ready and Union took a fishhook shaped defense and heavy fighting broke out late afternoon.. The 3rd day 12,500 Confederates assaulted the center of the union line, this is known as Picketś Charge. The Union defended using rifle and artillery fire. They were at a loss
