Politics and government 42 History 27 Foreign relations 19 Presidents 10 Communism 6 Socialism 6 Civil rights 5 more ... Nationalism 5 Political aspects 5 Political participation 5 Terrorism 5 Democracy 4 Ethnic relations 4 Minorities 4 National security 4 Political activity 4 Political campaigns 4 Representative government and representation 4 Authoritarianism 3 Contributions in political science 3 Cultural pluralism 3 Economic conditions 3 Election 3 Elections 3 Ethnicity 3 Government policy 3 International relations 3 Military policy 3 Moral and ethical aspects 3 Political science 3 less ...