Politics and government -- National security -- 21 Congresses 5 Congresses -- 5 Foreign relations 5 Politics and government 3 Defenses 2 more ... Economic conditions 2 Foreign relations -- 2 Military policy 2 Regionalism -- 2 World politics -- 2 Armed Forces 1 Asia, Southeastern 1 Balance of power 1 Civil -- 1 Economic conditions -- 1 Economic integration 1 Economic policy -- 1 Ethnic relations 1 Foreign economic relations -- 1 Foreign relations administration -- 1 Free trade -- 1 History -- 1 Investments, Foreign -- 1 Military relations -- 1 National security 1 Operation Allied Force, 1999 1 Peace 1 Security, International 1 less ...