Foreign relations -- National security -- 4 Politics and government -- 4 History -- 3 International relations 3 North Atlantic Treaty Organization 3 Foreign economic relations -- 2 more ... Security, International 2 World politics -- 2 21st century 1 Alliance 1 Arms control -- 1 Balance of power 1 Cold War 1 Congresses 1 Congresses -- 1 Defenses -- 1 Diplomatic history 1 Economic conditions -- 1 Economic integration 1 European Union 1 European cooperation 1 Geopolitics 1 International relations and culture 1 Iraq War, 2003 -- 1 Iraq War, 2003- 1 Islam -- 1 Islamic countries 1 Islamic countries -- 1 Jewish-Arab relations -- 1 less ...