Rubuta ci gaba don wannan sakin layi - Juyin Juya Halin 1979, wanda daga baya aka sani da "Juyin Juya Halin Musulunci", ya fara ne a watan Janairun 1978 tare da manyan zanga-zangar farko da Shah. Bayan shekara guda na yajin aiki da zanga-zangar da ta gurgunta kasar da tattalin arzikinta, Mohammad Reza Pahlavi ya gudu zuwa Amurka, kuma Ruhollah Khomeini ya dawo daga gudun hijira zuwa Tehran a watan Fabrairun 1979, inda ya kafa sabuwar gwamnati. Bayan gudanar da kuri'ar raba gardama
, Iran ta zama jamhuriya ta Musulunci a watan Afrilun 1979. An yi kuri'ar raba gardama ta biyu a watan Disamba na shekara ta 1979 don a amince da tsarin mulki na tsarin Allah.