Causes History 594 World War, 1914-1918 506 Politics and government 401 World War, 1939-1945 360 Foreign relations 308 War 222 more ... Diplomatic history 100 Holocaust, Jewish (1939-1945) 95 Guerre mondiale, 1939-1945 67 Histoire 65 Politique et gouvernement 65 World politics 61 Guerre mondiale, 1914-1918 56 Antisemitism 49 Influence 49 Diplomatic relations 47 National socialism 46 Ethnic relations 44 Jews 42 Relations extérieures 42 Social conditions 40 Iraq War, 2003-2011 35 Campaigns 33 Historiography 32 Weltkrieg 29 Vorgeschichte 27 Political aspects 26 Yugoslav War, 1991-1995 23 Nationalism 22 less ...