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 towards the incumbent president. This finding almost exactly matches up with the proportion of the vote that Ahmadinejad received. On 1 June, a campaign office of Ahmadinejad's primary opponent, Mir-Hossein Mousavi, was torched. The office was located in the city of Qom. No group claimed responsibility for the attack. At the same time, it was reported that an assassination had been attempted against former president Mohammad Khatami by means of a bomb placed on an aircraft he was to board. Mobile phone communications were interrupted in Tehran on election day and the BBC has stated that "heavy electronic jamming" was