History 1,785 World War, 1939-1945 1,574 Holocaust, Jewish (1939-1945) 483 Campaigns 456 World War, 1914-1918 399 Politics and government 347 Foreign relations 316 more ... World politics 253 Historiography 248 Jews 178 Influence 148 History, Modern 140 Social aspects 131 Philosophy 115 Diplomatic history 112 Grand Alliance, War of the, 1689-1697 111 Social conditions 106 History, Military 101 Causes 96 Aerial operations, American 94 Cold War 92 Ethnic relations 90 Crusades 87 Moral and ethical aspects 84 Prisoners of war 80 Atrocities 78 Soldiers 77 Underground movements 77 Holocaust survivors 72 Women 71 less ...