[5][6][7] The Iran Party's core members derived from the Iranian Engineers’ Association (Persian: کانون مهندسین ایران, romanized: Kānun-e mohandesin-e Irān).

[2] It was suppressed following the British–American-backed coup d'état in 1953[2] and was outlawed in 1957, on the grounds that it had an alliance with the Tudeh Party of Iran ten years earlier.

[10] It was revived in 1960 and actively contributed to the National Front (II), which was disintegrated in 1963 and forced to survive secretly.

[15] The socialist tent of the party was more akin to that of the Fabian Society than to the scientific socialism of Karl Marx.

[2] The party is secular[1] and believes Islam is "sacred a religion to mix with the bread-and-butter issues of daily politics.