World War, 1939-1945 History 2,455 Campaigns 551 Holocaust, Jewish (1939-1945) 550 Politics and government 502 Jews 481 Foreign relations 417 more ... International relations 292 Atrocities 280 Social aspects 266 Underground movements 263 Social conditions 259 Diplomatic history 238 History and criticism 212 Military campaigns 206 Economic aspects 193 Influence 192 Literature and the war 184 Women 183 World War, 1914-1918 179 Rescue 169 Ethnic relations 167 Armed Forces 164 Prisoners of war 164 Japanese Americans 155 War 151 Concentration camps 144 Refugees 140 Causes 136 Peace 136 less ...