International relations Foreign relations -- 15 World politics 8 National security 6 Diplomacy 4 Foreign relations 4 Government policy 3 more ... National security -- 3 Politics & government -- 3 United States 3 War 3 Cold War, 1945-1991 2 Decision making 2 Democracy 2 Economic development 2 Foreign relations of the United States 2 Globalization 2 Hegemony 2 Ideology 2 International cooperation 2 International economic relations 2 International trade 2 Internationalism 2 Intervention (International law) 2 Leadership 2 Peace 2 Peacekeeping forces 2 Political science 2 Politics and government -- 2 Presidents -- 2 less ...