Mojtaba Mir-Lohi ( Persian : مجتبی میرلوحی , 9 October 1924 – 18 January 1956), better known as Navvab Safavi ( Persian : نواب صفوی ), was an Iranian Twelver Shi'i cleric and dissident who founded the Fada'iyan-e Islam group. He played a role in assassinations of Iranian prime ministers Abdolhossein Hazhir , Haj Ali Razmara and intellectual Ahmad Kasravi . On 22 November 1955, after an unsuccessful attempt to assassinate the prime minister of Iran , Hossein Ala' , Safavi and some of his followers were arrested. In January 1956, Safavi and three other members of Fada'iyan-e Islam were sentenced to death and executed.