History 142 World War, 1939-1945 126 Biography 61 Campaigns 50 Politics and government 39 Germany 32 Heads of state 20 National socialism 20 Armed Forces 12 Secret service 12 World war, 1939-1945 12 Generals 11 World War, 1914-1918 11 Airplanes, Military 10 Foreign relations 10 Nazis 10 Juvenile literature 9 Regimental histories 9 Aerial operations 8 Tank warfare 8 World War 8 Equipment and supplies 7 History, Military 7 Jews 7 Personal narratives 7 Antisemitism 6 Holocaust, Jewish (1939-1945) 6 Military intelligence 6 Naval operations 6 Soldiers 6