Juyin juya halin Iran wanda ya kawo karshe a shekara ta 1979, ya kawo gagarumin sauyi a fagen siyasar kasar Iran, wanda ya kai ga kifar da daular Pahlawi tare da kafa Jamhuriyar Musulunci ta Iran.Wannan juyin mulki ya kawo karshen mulkin Pahlavi na sarauta tare da shigar da gwamnatin tsarin mulkin kasar karkashin jagorancin Ayatullah Ruhollah Khomeini.^{[94 <]} > Korar Pahlavi, Shah na ƙarshe na Iran, a hukumance ya nuna ƙarshen masarautun tarihi na Iran.^[95]Juyin mulkin bayan-1953, Pahlavi ya hada kai da Iran tare da kasashen Yamma, musamman Amurka , don karfafa mulkin kama-karya.Tsawon shekaru 26 ya rike matsayin Iran daga tasirin Soviet .^{[96 <>]} Ƙoƙarin zamanantar da Shah, wanda aka fi sani da juyin juya hali, ya fara ne a shekara ta 1963, wanda ya kai ga gudun hijirar Khomeini, mai adawa da manufofin Pahlavi.Duk da haka, rashin jituwar akida tsakanin Pahlavi da Khumaini ya ci gaba, wanda ya haifar da zanga-zangar adawa da gwamnati da aka fara a watan Oktoban 1977. ^[97]Gobarar Cinema Rex a watan Agustan 1978, inda ɗaruruwa suka mutu, ta zama silar faɗuwar yunkurin juyin juya hali.^[98] Pahlavi ya bar Iran a watan Janairun 1979, kuma Khomeini ya dawo daga gudun hijira a watan Fabrairu, dubban magoya bayansa ne suka tarbe shi.^[99] A ranar 11 ga Fabrairu 1979, daular ta ruguje, kuma Khumaini ya karbi iko.^[100] Bayan zaben raba gardama na Jamhuriyar Musulunci ta watan Maris na shekarar 1979, inda kashi 98% na masu jefa kuri'a na Iran suka amince da sauye-sauyen kasar zuwa jamhuriyar Musulunci, sabuwar gwamnati ta fara kokarin tsara kundin tsarin mulkin Jamhuriyar Musulunci ta Iran a yau;^[101] Ayatullah Khumaini ya zama jagoran juyin juya hali na Iran a watan Disamba na shekara ta 1979. ^[102.]Nasarar juyin juya halin Iran a shekarar 1979 ya gamu da mamaki a duniya saboda irin halayensa na musamman.Ba kamar juyin juya hali na yau da kullun ba, bai samo asali daga shan kashi a cikin yaƙi ba, rikicin kuɗi, tawayen manoma, ko rashin gamsuwa na soja.A maimakon haka, abin ya faru ne a cikin ƙasar da ke fama da wadata kuma ya kawo sauye-sauye cikin sauri, mai zurfi.Juyin juya halin ya kasance sananne sosai kuma ya kai ga gudun hijira mai girma, wanda ya zama wani babban yanki na al'ummar Iran a yau.^{[103 <]} > Ta maye gurbin tsarin mulkin mallaka na Iran masu goyon bayan yammacin duniya da mulkin kama-karya da tsarin mulkin Islama na yamma.Wannan sabon tsarin mulki ya ginu ne bisa ra'ayin Velayat-e Faqih (Mai kiyaye shari'ar Musulunci), wani nau'i na mulkin da ke tattare da kama-karya da kama-karya.^[104]Juyin juya halin ya fito da wata babbar manufa ta akida ta ruguza kasar Isra'ila ^[105] da kuma neman gurgunta tasirin Sunni a yankin.Ta goyi bayan daukakar siyasar Shi'a da kuma fitar da koyarwar Khumaini zuwa kasashen waje zuwa kasashen waje.Bayan hadin kan bangarorin Khumaini, Iran ta fara mara baya ga mayakan Shi'a a duk fadin yankin don yaki da tasirin Sunni da kafa ikon Iran, da nufin kafa tsarin siyasar Shi'a karkashin jagorancin Iran.