History of the Mujahideen-e Khalq (MEK)

Allied with President Abolhassan Banisadr, the group clashed with the ruling Islamic Republican Party while avoiding direct and open criticism of Khomeini until June 1981, when they declared war against the Government of Islamic Republic of Iran and initiated a number of bombings and assassinations targeting the clerical leadership.Many MEK sympathizers and middle-level organizers were detained and executed after June 1981.