From York to West Point -- Apprenticeship -- World War I and the Roaring Twenties -- Professional growth -- The approach of war -- Marshall's fireman and division command -- Forging the thunderbolt -- On to the war -- European Theater commander -- Mediterranean Theater of Operations -- Stalemate in Italy and the invasion of southern France -- Sixth Army Group: the Riviera to the Vosges -- The Vosges and Alsace campaigns -- Winter of discontent -- Victory in Europe -- Postwar challenges -- Retirement and beyond.