"The divine will" : The war for the North, 1861-1862 -- "Throwing off the oppression" : The war for the Confederacy, 1861-1862 -- "Maryland, my Maryland" : Lee invades the North -- "Will send you trophies" : McClellan pursues Lee's army -- "My God, be careful!" : The morning fight for Fox's Gap -- "Hallo, Sam, I am dead!" : The afternoon fight for Fox's Gap -- "The worst looking place to take" : The fight for Turner's Gap -- "The success was complete" : Turner's Gap : the battle for the national turnpike -- "Knocking on the back door to Harpers Ferry" : The fight for Crampton's Gap -- "The day has gone against us" : Losing South Mountain -- "One of the great critical points in the history of the war" : South Mountain in history and memory.