The 21st of October 1944 saw the first city inside Nazi Germany to fall to the Allies. U.S. troops captured Aachen, the historical capital of Charlemagne, in 19 days of fighting. The Wehrmacht took a beating at Aachen, losing two divisions and taking irreplaceable losses from eight more. The Americans also had a corridor into the Ruhr Basin, the Third Reich’s industrial nerve center. Among the Americans who captured Aachen was Lt. Robert E. Brown (Bobbie Evan Brown), a longtime Army veteran...