Military policy Foreign relations -- 32 National security -- 30 World politics -- 17 Defenses 10 Politics and government -- 10 History -- 8 more ... Nuclear weapons -- 8 Foreign relations 7 Security, International 7 Armed Forces 5 Armed Forces -- 5 Politics and government 5 Appropriations and expenditures 4 Armed forces 4 Nuclear warfare 4 Strategy 4 Terrorism -- 4 War on terrorism, 2001- 4 Deterrence (Strategy) 3 International relations 3 Nuclear arms control 3 Prevention -- 3 20th century 2 Arms control 2 Arms control -- 2 Biography -- 2 Cold War 2 Counterinsurgency -- 2 Economic conditions 2 less ...