Imperialism Foreign relations -- 3 Military policy 3 Administration -- 1 Balance of power 1 Capitalism -- 1 Christianity and other religions -- 1 more ... Civil-military relations -- 1 Colonies -- 1 Conservatism -- 1 Developing countries 1 Economic realtions 1 Globalization 1 History 1 Humanitarian intervention 1 Influence 1 International economic relations 1 Intervention (International Law) 1 Islam 1 Militarism -- 1 Military-industrial complex -- 1 National characteristics, American 1 Official secrets -- 1 Political aspects 1 Political messianism -- 1 Politics and government -- 1 Psychological aspects. -- 1 Radicalism -- 1 September 11 Terrorist Attacks, 2001 -- 1 Violence -- 1 less ...