Economic integration 25 European Union 22 Politics and government 21 Foreign relations -- 20 Foreign relations 18 Foreign economic relations -- 14 European Union -- 13 more ... Politics and government -- 12 Economic policy 10 History -- 6 National security -- 6 Economic conditions 5 European Union countries 5 Globalization 5 Political planning -- 5 Public opinion -- 5 Commercial policy 4 Democracy -- 4 Globalization -- 4 Law -- 4 Monetary policy -- 4 Monetary unions -- 4 Public opinion 4 Social policy 4 Civil society -- 3 European Union Countries 3 Free trade -- 3 Government policy -- 3 History 3 International economic relations 3 less ...