Iran Hostage Crisis By adihockey Jan 1, 1978 Shah Mohammed Reza Pahlavi's authoritarian rule sparks riots Jan 16, 1979 Shah flees Iran and goes to egypt Oct 22, 1979 The Shah is allowed in to the US for medical treatment Nov 4, 1979 Iranian students outside of the US embassy take 90 people hostage 66 of which were americans Nov 5, 1979 Iranian government cancels military treaise with the US and Soviet Union that prevent military intervention Nov 14, 1979 President Carter orders Iranian assests in US banks frozen Dec 4, 1979 United Nation security council passes a resloution sayign the Iran release the hostages Dec 15, 1979 The Shah leaves the United States for Panama Jan 28, 1980 6 American embassy employees had hid in CAndain embassy officers homes flee Iran with the help of the CIA Mar 1, 1980 The Shah returns to Egypt Apr 25, 1980 EIght US service men werer killed during a helicopter crash when they were trying to rescue the hostages