Military policy Foreign relations -- 23 National security -- 20 Security, International 13 Defenses 12 World politics -- 11 Politics and government -- 10 more ... Armed Forces -- 8 Military relations -- 8 Armed Forces 7 Intervention (International Law) 7 National security 6 Foreign relations 5 History -- 5 Terrorism -- 5 War on Terrorism, 2001-2009 4 War on terrorism, 2001- 4 Appropriations and expenditures 3 Armed forces 3 Arms control -- 3 Civil-military relations -- 3 Deterrence (Strategy) 3 Imperialism 3 International cooperation 3 Nuclear nonproliferation 3 Nuclear weapons -- 3 Persian Gulf War, 1991 3 Politics and government 3 Strategic aspects 3 Strategy 3 less ...