Unified Socialist Party - France - ended in 1989.
Unified Socialist Party of Mexico was created in 1981.
Unified Socialist Party of Catalonia was created on 1936-07-23.
Socialist Party - France - was created in 1969.
Freedom Socialist Party was created in 1966.
Unified Socialist Party of Catalonia ended in 1997.
Democratic Socialist Party - France - ended in 1954.
Republican-Socialist Party was created in 1911.
Socialist Mexican Party was created in 1987.
Silesian Socialist Party was created in 1928.
Gabonese Socialist Party was created in 1992.
Cuban Socialist Party was created in 1899.