Mir-Hossein Mousavi against the administration of incumbent President of Iran Mahmoud Ahmadinejad. According to official results, he didn't win the election, and following alleged vote rigging and manipulation, his campaign sparked a long protest that eventually turned into a national and international movement against the Government and Supreme Leader Ali Khamenei. Despite the violent crackdown, he remains the leader of the Green Movement but his movements have remained severely restricted. He chose green as his campaign color, a color which is pervasive in Iran. He is currently under house arrest along with his wife and Mehdi Karroubi. Seyyed Mir-Hossein Mousavi was born
History of the Islamic Republic of Iran parliament. Despite high turnout and large enthusiastic crowds for reformist opponent Mir-Hossein Mousavi, Ahmadinejad was officially declared to have won by a 2–1 margin against three opponents. Allegations of voting irregularities and protest by Mousavi his supporters were immediate and continued off and on into 2011. Some 36–72 were killed and 4000 arrested. Supreme Leader Ali Khamenei declared Ahmadinejad's victory a "divine assessment" and called for unity. He and others Islamic officials blamed foreign powers for fomenting the protest. However, by late 2010 several sources detected a "growing rift" between Ahmadinejad, and Khamenei and his supporters, with talk of impeachment