Foreign relations -- Iran Hostage Crisis, 1979-1981 2 Islam and politics -- 2 September 11 Terrorist Attacks, 2001 -- 2 Terrorism -- 2 War on Terrorism, 2001-2009 2 Armed Forces -- 1 more ... Causes 1 Christianity and other religions -- 1 Cold War 1 Drug traffic -- 1 Government policy -- 1 History -- 1 Hostages -- 1 Imperialism 1 Influence 1 Islam 1 Military policy 1 National characteristics, American 1 Political aspects -- 1 Political messianism -- 1 Psychological aspects. -- 1 Radicalism -- 1 Search and rescue operations 1 less ...