World War, 1939-1945 History 2,473 Campaigns 553 Holocaust, Jewish (1939-1945) 551 Politics and government 505 Jews 481 Foreign relations 417 more ... International relations 292 Atrocities 284 Social aspects 269 Underground movements 267 Social conditions 259 Diplomatic history 238 History and criticism 212 Military campaigns 207 Economic aspects 195 Influence 192 Literature and the war 184 Women 183 World War, 1914-1918 181 Rescue 169 Ethnic relations 168 Prisoners of war 166 Armed Forces 165 Japanese Americans 156 War 154 Concentration camps 144 Refugees 140 Peace 137 Causes 136 less ...