Foreign relations -- 44 Politics and government -- 40 Economic integration 21 Politics and government 20 History -- 19 National security -- 18 Foreign economic relations -- 14 more ... Post-communism -- 13 Economic conditions -- 12 Defenses 10 Congresses 9 Congresses -- 9 Economic policy -- 8 History 8 Relations -- 8 Nationalism -- 7 Security, International 7 International relations 6 Islam -- 6 World politics -- 6 Military policy 5 North Atlantic Treaty Organization 5 Social conditions 5 Democracy -- 4 Economic policy 4 Ethnic relations 4 Europe 1992 4 European Union 4 Foreign relations 4 Muslims -- 4 less ...