Foreign relations -- Military policy 7 Politics and government -- 7 Imperialism 6 War on terrorism, 2001- 6 Philosophy 5 World politics -- 5 more ... Intervention (International Law) 4 Balance of power 3 Globalization 3 Globalization -- 3 Government policy -- 3 International relations 3 Political aspects 3 Unilateral acts (International law) 3 Biography -- 2 Case studies 2 Forecasting 2 Foreign public opinion 2 National characteristics, American 2 National security -- 2 Nuclear weapons -- 2 Political aspects -- 2 Preemptive attack (Military science) 2 Security, International 2 Terrorism -- 2 Alliances 1 Anti-Americanism 1 Cabinet officers -- 1 Civil-military relations -- 1 less ...