Mir-Hossein Mousavi July 1989, the constitution was amended and approved by Iranian voters in a national referendum with a 97% yes vote. At this time, Mehdi Karrubi had been elected as the new speaker of the parliament, to whom the amended constitution was declared. One of these amendments abolished the position of Prime Minister. Rafsanjani was elected as the fourth president of Iran on 28 July 1989, and became the president on 3 August 1989. Mousavi's premiership ended on the same date. Mousavi was not invited to be a participant in the new government headed by Rafsanjani, and disappeared from the public
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