Foreign relations -- 28 Politics and government -- 22 National security -- 16 Relations -- 14 Foreign economic relations -- 13 History -- 11 Congresses -- 9 more ... Congresses 8 Defenses 6 Islam -- 6 Ethnic relations 5 Military policy 5 Muslims -- 5 Politics and government 5 Regionalism -- 5 Arms control -- 4 Defenses -- 4 Economic conditions -- 4 Economic integration 4 Foreign relations 4 Citizenship -- 3 Commerce -- 3 Ethnic relations -- 3 History 3 International cooperation 3 Military relations -- 3 Security, International 3 World politics -- 3 Armed Forces 2 Commerce 2 less ...