Politics and government -- 26 History -- 17 History 9 Foreign relations -- 7 Economic conditions -- 5 Relations -- 4 Social conditions -- 4 more ... Causes 3 World War, 1939-1945 -- 3 World politics -- 3 Civilization 2 Civilization -- 2 Civilization, Western -- 2 Cold War 2 Diplomatic history 2 Ethnic relations 2 World war, 1914-1918 -- 2 Allied occupation -- 1 Autonomy and independence movements 1 Business etiquette 1 Cities -- 1 Civil war -- 1 Civilisation -- 1 Civilization, Islamic 1 Civilization, Islamic -- 1 Colonies 1 Colonies -- 1 Communism -- 1 Conflict management -- 1 Congresses -- 1 less ...