Politics and government History 772 Foreign relations 632 Politique et gouvernement 455 World War, 1914-1918 222 Causes 173 World War, 1939-1945 160 more ... World politics 143 Economic conditions 126 Diplomatic relations 116 Relations extérieures 116 Histoire 113 Social conditions 89 Nationalism 86 European federation 72 Democracy 66 Diplomatic history 60 Economic integration 58 Peace 58 Fascism 57 Relations 55 Influence 54 Defenses 53 Civilization 52 Comparative government 51 Political aspects 50 Political science 46 War 41 Public opinion 40 Guerre mondiale, 1939-1945 39 less ...