Foreign relations -- Terrorism -- 5 War on Terrorism, 2001-2009 5 Government policy -- 4 Iran Hostage Crisis, 1979-1981 2 September 11 Terrorist Attacks, 2001 2 Armed Forces -- 1 more ... Causes 1 Christianity and other religions -- 1 Civil rights -- 1 Foreign public opinion 1 Globalization 1 History, Military -- 1 Hostages -- 1 Imperialism 1 Influence 1 Iraq War, 2003-2011 -- 1 Islam 1 Islam and politics -- 1 Military policy 1 Moral and ethical aspects 1 National characteristics, American 1 National security -- 1 Political messianism -- 1 Politics and government -- 1 Prevention 1 Psychological aspects. -- 1 Radicalism -- 1 Search and rescue operations 1 September 11 Terrorist Attacks, 2001 -- 1 less ...