Timeline of the 2009 Iranian election protests protesters swept into the streets of Tehran, in open defiance of warnings issued Friday by Iran's Supreme Leader and Security Council. State media said 457 people had been detained over Saturday's violence. . A young Iranian woman, identified as Neda Soltan, was shot by the Basij and died in front of cameras on Kargar Avenue in Tehran. Highly graphic amateur videos of the killing rapidly spread virally across the internet after being posted to Facebook and YouTube. On 20 June – a day after Khamenei had warned of a brutal reaction if unrest continued – the Tehran ambulance service's internal
Death of Neda Agha-Soltan breakdown of the air conditioning in her car. "Time" and other news sources speculated that because of the widespread attention given to Āghā-Soltān's story by social media networks and mainstream news organizations, she is already being hailed as a martyr. There was also speculation that the Shi'ite cycle of mourning on the third (23 June), seventh (27 June), and 40th (30 July) day after a person's death may give the protests sustained momentum, in similar fashion to the Iranian Revolution, where each commemoration of a demonstrator's death sparked renewed protests, resulting in more deaths, feeding a cycle that eventually resulted