Politics and government History 53 Economic conditions 32 Social conditions 22 African Americans 19 Foreign relations 11 Environmental protection 10 more ... International status 10 Natural resources 10 Presidents 8 Civil rights 7 Political activity 6 Social life and customs 6 World War, 1939-1945 6 Civil rights movements 5 Documentary films 5 Human rights 5 Iraq War, 2003-2011 5 Politicians 5 Apartheid 4 Black power 4 Economic policy 4 Elections 4 Political prisoners 4 Political science 4 Postwar reconstruction 4 Race relations 4 Refugees 4 War on Terrorism, 2001-2009 4 Arab-Israeli conflict 3 less ...