National security -- Politics and government -- Foreign relations -- 12 Congresses -- 10 Foreign relations 10 Congresses 9 Politics and government 8 more ... Economic conditions -- 5 Economic conditions 4 Military policy 4 Peace 4 Regionalism -- 4 Yugoslav War, 1991 -- 4 Security, International 3 Terrorism -- 3 World politics -- 3 Armed Forces 2 Defenses 2 Economic integration 2 Economic policy -- 2 Ethnic relations 2 Foreign economic relations -- 2 Free trade -- 2 History -- 2 National security 2 Social conditions 2 Strategic aspects 2 Asia, Southeastern 1 Balance of power 1 Causes 1 less ...