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Subject
- World War, 1939-1945[remove]28
- Campaigns13
- History6
- Germany. Heer4
- Defensive (Military science)3
- Foreign relations3
- Aerial operations, German2
- Aerial operations, Soviet2
- Diplomatic history2
- Equipment and supplies2
- History, Military2
- Military intelligence2
- Offensive (Military science)2
- Siege warfare2
- Aerial operations, Russian1
- Air defenses1
- Airborne troops1
- Armed Forces1
- Civil rights1
- Civilian relief1