Major John Chalmers of the U.S. Secret Service was known as the “Blitz Buster.” He earned this alias by going undercover, in disguise, in occupied France, Germany, and elsewhere, and helping to stop a German invasion of Gibraltar.
Description Major John Chalmers of the U.S. Secret Service was known as the “Blitz Buster.” He earned this alias by going undercover, in disguise, in occupied France, Germany, and elsewhere, and helping to stop a German invasion of Gibraltar.
