Foreign relations -- 38 Foreign relations 5 Politics and government -- 5 National security -- 4 North Atlantic Treaty Organization 4 History -- 3 International relations 3 more ... Economic integration 2 European cooperation 2 Foreign economic relations -- 2 Politics and government 2 Relations -- 2 Security, International 2 Terrorism -- 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 Europe -- 1 European Union 1 Geopolitics 1 Globalization -- 1 International relations and culture 1 less ...