Apostasy in Islam taken place. Justifications offered for the alleged executions vary, but one of the most common theories advanced is that they were in retaliation for the 1988 attack on the western borders of Iran by the PMOI Mujahedin. However, this does not fully account for the targeting of other leftist groups who opposed the Mujahedin invasion. Salman Rushdie is a prominent contemporary figure accused of apostasy. In 1989 a fatwa was issued by Ayatollah Khomeini, the ruler of Iran at the time, calling for the death of Salman Rushdie for the blasphemy of authoring the book "The Satanic Verses". Hossein Soodmand,
Salman Rushdie Mustafa Mahmoud Mazeh that says he was "Martyred in London, 3 August 1989. The first martyr to die on a mission to kill Salman Rushdie." Mazeh's mother was invited to relocate to Iran, and the Islamic World Movement of Martyrs' Commemoration built his shrine in the cemetery that holds thousands of Iranian soldiers slain in the Iran–Iraq War. During the 2006 "Jyllands-Posten" Muhammad cartoons controversy, Hezbollah leader Hassan Nasrallah declared that "If there had been a Muslim to carry out Imam Khomeini's "fatwā" against the renegade Salman Rushdie, this rabble who insult our Prophet Mohammed in Denmark, Norway and France