Confederate troops march into position during a reenactment of the Battle of Gettysburg on June 28, 2013 at the start of the 150th Gettysburg celebration and reenactments in Gettysburg, Pennsylvania. (Karen Bleier/AFP/Getty Images)
Confederate troops march into position during a reenactment of the Battle of Gettysburg on June 28, 2013 at the start of the 150th Gettysburg celebration and reenactments in Gettysburg, Pennsylvania. (Karen Bleier/AFP/Getty Images)