Foreign relations -- 20 Economic integration 17 Politics and government -- 14 Defenses 11 National security -- 11 Foreign economic relations -- 10 Military policy 10 more ... Relations -- 9 Foreign relations 7 Security, International 7 History -- 5 Armed Forces 4 History 4 Regionalism -- 4 World politics -- 4 Arms control -- 3 Congresses 3 Economic conditions 3 Economic conditions -- 3 Globalization 3 Social policy 3 Congresses -- 2 Defenses -- 2 Economic policy 2 European economic community -- 2 Foreign economic relations 2 International cooperation 2 Islam -- 2 Law -- 2 Military relations 2 less ...