World War, 1939-1945 History 69 Campaigns 29 Foreign relations 20 Sino-Japanese War, 1937-1945 17 Prisoners and prisons, Japanese 14 Politics and government 12 more ... Prisoners of war 12 Jews 9 Aerial operations, American 8 Diplomatic history 8 History, Military 8 Jewish refugees 6 Influence 5 Political aspects 5 Refugees 5 Secret service 5 Concentration camps 4 Ethnic relations 4 Military intelligence 4 Officers 4 Propaganda 4 Social conditions 4 Women 4 Artists 3 Arts 3 Atrocities 3 Avant-garde (Aesthetics) 3 Communism 3 History and criticism 3 less ...