Nation Party of Iran was created in 1951.
Labour Party of Iran was created in 1965.
Communist Party of Iran was created in 1984.
Socialist Party - Iran - was created in 1921.
Constitutionalist Party of Iran was created in 1994.
Tudeh Party of Iran was created in 1941.
Worker-communist Party of Iran was created in 1991.
Worker-communism Unity Party of Iran was created in 2007.
Modern Thinkers Party of Islamic Iran was created in 2006.
New Communist Party of the Netherlands was created in 1992.
Socialist Party - Iran - ended in 1926.
New Force Party was created in 1974.