World War, 1939-1945 History 463 Campaigns 153 Foreign relations 110 Politics and government 107 Holocaust, Jewish (1939-1945) 104 Diplomatic history 85 Atrocities 64 Jews 64 Causes 52 History and criticism 49 Propaganda 48 Social aspects 48 Influence 39 World War, 1914-1918 37 Concentration camps 36 Literature and the war 36 National socialism 36 Underground movements 36 Social conditions 34 Economic aspects 33 Secret service 32 Women 28 Motion pictures and the war 24 Prisoners and prisons, German 22 Rescue 20 Aerial operations 19 Refugees 19 Armed Forces 18 Sources 18