September 11 Terrorist Attacks, 2001 -- Influence 3 Foreign relations -- 2 Psychological aspects. -- 2 Terrorism -- 2 Causes 1 Christianity and other religions -- 1 more ... Cold War 1 Drug traffic -- 1 East and West 1 History -- 1 Imperialism 1 Islam 1 Islam -- 1 Islam and politics -- 1 Mental health services -- 1 Military policy 1 Muslims -- 1 National characteristics, American 1 Political aspects -- 1 Political messianism -- 1 Psychic trauma -- 1 Psychological aspects 1 Radicalism -- 1 September 11 Terrorist Attacks, 2001 1 Terrorism and mass media 1 Terrorism and mass media -- 1 Terrorism in mass media 1 War on Terrorism, 2001-2009 1 less ...