Foreign relations Politics and government 25 Security, International 16 United States 16 International relations 14 Military policy 14 National security 14 History 12 World politics 12 Foreign relation 7 Developing countries 6 Sources 5 Balance of power 4 China 4 Japan 4 Strategic aspects 4 War on terrorism, 2001- 4 Armed Forces 3 Congresses 3 Defenses 3 Forecasting 3 Foreign Relations 3 Foreign economic relations 3 Great Britain 3 Human rights 3 Imperialism 3 Israel 3 Nuclear arms control 3 Pacific Area 3 Politics 3