Title: Wolf at the door
Subjects: Campaigns, Coast defenses, History, Naval History, Naval operations, Operation Drumbeat, 1942, Submarine, United States, United States. Navy. Naval District, 5th, World War, 1939-1945, History: World, Hampton Roads Region (Va.), History - Military / War, Military - World War II, Atlantic Ocean, History, Naval, United states, navy, history, World war, 1939-1945, naval operations, submarine, World war, 1939-1945, campaigns, atlantic ocean, Atlantic coast, United states, history, 20th century, North america, history
Places: Atlantic Coast (North America), Atlantic Ocean, Hampton Roads Region (Va.), United States
Time periods: 20th century