Prime Minister of Iran

Prime minister of Iran was a political post in Iran (Persia) during much of the 20th century. It began in 1906 during the Qajar dynasty, and continued into the Pahlavi dynasty from 1923 and, following the 1979 Iranian Revolution, into the Islamic Republic of Iran, before being abolished in 1989. After 1989 the responsibilities of prime minister were divided between the president and first vice president.