Foreign relations -- Military policy 4 Imperialism 2 Intervention (International Law) 2 War on Terrorism, 2001-2009 2 Christianity and other religions -- 1 Civil-military relations -- 1 more ... Influence 1 Islam 1 Militarism -- 1 Military-industrial complex -- 1 National characteristics, American 1 Official secrets -- 1 Political messianism -- 1 Politics and government -- 1 Preemptive attack (Military science) 1 Psychological aspects. -- 1 Radicalism -- 1 Regime change 1 Security, International 1 September 11 Terrorist Attacks, 2001 1 September 11 Terrorist Attacks, 2001 -- 1 less ...