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Subject
- History4
- Military intelligence4
- World War, 1939-19454
- Internal security2
- Moscow, Battle of, Moscow, Russia, 1941-19422
- Soviet Union. Voenno-Morskoĭ Flot2
- Espionage, Soviet1
- Naval operations, Russian1
- Naval operations, Soviet1
- Officials and employees1
- Russia. Voennyĭ flot1
- Soviet Union. Narodnyĭ komissariat vnutrennikh del1