Military policy 309 Foreign relations 286 United States 110 Government policy 96 National security 89 History 74 Terrorism 71 Politics and government 55 World politics 48 Armed Forces 43 Prevention 37 Economic policy 27 War on terrorism, 2001- 27 Thesis 26 Strategy 25 Dissertations, Academic 23 Defenses 19 Nuclear weapons 19 Congresses 18 Decision making 16 Relations 16 Nuclear warfare 13 Social policy 13 Human rights 12 Intelligence service 12 Intervention (International law) 12 Military planning 12 Military relations 12 Counterinsurgency 11 Foreign economic relations 11