Iranian Revolution, also called Islamic Revolution, Persian Enqelāb-e Eslāmī, popular uprising in Iran in 1978–79 that resulted in the toppling of the monarchy on February 11, 1979, and led to the establishment of an Islamic republic.The 1979 revolution, which brought together Iranians across many different social groups, has its roots in Iran’s long history. These groups, which included clergy, landowners, intellectuals, and merchants, had previously come together in the Constitutional Revolution of 1905–11.