United States hostage crisis Further information: Operation Ajax and Revolution.In February 1979, less than a year before the crisis, the Pahlavi dynasty was overthrown during the Revolution. Previous Next Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 2017-11-03 spiel