Hassan Ayat Iranian Revolution but resigned from the party. Ayat joined the Islamic Republican Party and became a member of its central committee. He was elected as a member of Assembly of Experts for Constitution in Constitutional Convention election. After that, Ayat was elected as a member of Parliament from Tehran. He was one of the main leaders in impeachment of President Abulhassan Banisadr. He was opposed to the election of Mir-Hossein Mousavi as prime minister because he believed that Mir-Hossein Mousavi was a freemasonry agent who had penetrated in the political structure of the Islamic Republic of Iran to attempt the
2009 Iranian presidential election movement attempted to unite behind a single candidate; former President Mohammad Khatami was the leading opponent to Ahmadinejad in some opinion polls, until he withdrew and endorsed former Prime Minister Mir-Hossein Mousavi. Former Speaker of the Majlis Mehdi Karroubi, another Reformist, was also running; as was the former commander of the Iranian Revolutionary Guard, Mohsen Rezaee, a conservative with a reputation for political pragmatism. The election marked a return to public spotlight for Mousavi, who had not received much attention since he served as Prime Minister in the 1980s. Reformist opinions galvanized around him as the election grew nearer. He