Causes History 352 Politics and government 145 World War, 1939-1945 78 Foreign relations 76 World War, 1914-1918 69 Slavery 39 Political aspects 37 War 30 Diplomatic history 28 Influence 27 Holocaust, Jewish (1939-1945) 26 Iraq War, 2003-2011 25 Colonies 20 Antislavery movements 17 Historiography 17 Social aspects 17 Social conditions 16 Ethnic relations 14 Jews 14 Nationalism 14 Death 13 World politics 12 Antisemitism 11 National socialism 11 Relations 11 Secession 11 Yugoslav War, 1991-1995 11 Economic aspects 10 Economic conditions 10