Title: Hitler's espionage machine
Subjects: Espionage, History, Intelligence service, Military intelligence, Nationalsozialistische Deutsche Arbeiter-Partei, Nationalsozialistische Deutsche Arbeiter-Partei. Schutzstaffel. Sicherheitsdienst, Naval operations, Secret service, World War, 1939-1945, German Naval operations, Espionage, german, World war, 1939-1945, secret service, germany
Places: Germany
Time periods: 1939-1945, 20th century