History World War, 1939-1945 Guerre mondiale, 1939-1945 480 Histoire 398 Campaigns 278 Weltkrieg 136 Military campaigns 132 more ... Holocaust, Jewish (1939-1945) 124 Jews 106 Politics and government 86 Underground movements 86 Campagnes et batailles 83 Atrocities 75 Foreign relations 75 Aerial operations, American 72 Armed Forces 71 War 65 Regimental histories 59 Secret service 55 Tweede Wereldoorlog 55 History, Military 53 Prisoners of war 50 Diplomatic history 49 Military operations, Aerial 46 Concentration camps 45 American 43 National socialism 42 Diplomatic relations 41 Social aspects 41 World War II 39 less ...