Military policy Foreign relations -- 24 World politics -- 13 National security -- 11 History -- 6 Appropriations and expenditures 4 Armed Forces -- 4 more ... Armed forces 4 Nuclear weapons -- 4 Politics and government -- 4 War on terrorism, 2001- 4 Intervention (International Law) 3 Security, International 3 Terrorism -- 3 Defenses 2 Deterrence (Strategy) 2 Foreign relations 2 Globalization 2 Nuclear arms control 2 Nuclear non-proliferation 2 Nuclear warfare 2 Nuclear weapons 2 Philosophy 2 Politics and government 2 Prevention -- 2 Strategy 2 Weapons of mass destruction 2 20th century 1 Arm race -- 1 Arms control 1 less ...