Military policy Foreign relations 51 National security 40 World politics 29 United States 28 Armed Forces 27 History 27 Strategy 22 Decision making 13 Politics and government 13 Nuclear weapons 12 Defenses 11 Nuclear warfare 11 Counterinsurgency 9 Government policy 8 War on terrorism, 2001- 8 Deterrence (Strategy) 7 Intervention (International law) 7 Military planning 7 Terrorism 7 Military art and science 6 Strategic aspects 6 War 6 Arms race 5 Defences 5 Military relations 5 Moral and ethical aspects 5 Security, International 5 Appropriations and expenditures 4 Case studies 4