Politics and government 47 History 30 Emigration and immigration 28 Foreign relations 21 Congresses 19 Human rights 16 Democracy 15 more ... Political science 13 Security, International 13 Economic conditions 11 European cooperation 11 Local government 11 Civil rights 10 Economic integration 10 International relations 10 Defenses 9 European federation 8 Immigrants 8 Nationalism 8 Social conditions 8 Droits de l'homme (Droit international) 7 National security 7 Public administration 7 Elections 6 Ethnic relations 6 Government policy 6 Minorities 6 Nuclear arms control 6 Social aspects 6 Foreign workers 5 less ...