attacked. and although this time the mob eventually left, it was a harbinger of what was to come eight months later after president jimmy carter allowed the now exiled shah v. r1 to come to the us for cancer treatment. >> the shah had kept his sickness a secret. so some suspicion began to grow that the cancer issue is excuse. >> iranians did not believe the show was ill and worried that the us would return him to power i think there's a straight line that could be drawn from 1953 to 1979. the fact that the popular government of mohammad mosaddegh was toppled through a british and american crew created fears in 1979 that the us would try to do the same thing and admitting the shaw and to the us was the trigger for the revolutionaries to try to prevent that from happening by taking hostages coming up