Title: U-Boats
Subjects: German Naval operations, Germany, Germany. Kriegsmarine, History, Naval operations, Naval operations, German, Submarine, World War, 1939-1945, World war, 1939-1945, naval operations, submarine, World war, 1939-1945, naval operations, german, World war, 1939-1945, campaigns, atlantic ocean, Sea life, Submarines (Ships)
Places: Atlantic Ocean