Freedom Socialist Party was created in 1966.
Portuguese Socialist Party was created in 1875.
Socialist Republican Party - Sudan - was created in 1951.
Social Democratic Action was created in 1951.
National Socialist People's Party of Sweden was created in 1926.
Unified Socialist Party - France - was created in 1960.
Unified Socialist Party of Catalonia was created on 1936-07-23.
Popular Socialist Party of Mexico was created in 1997.
Unified Socialist Party - France - ended in 1989.
Unified Socialist Party of Catalonia ended in 1997.
Freedom Socialist Party was created in 1966.
Mariateguist Unified Party was created in 1984.
Socialist Party of Ontario was created in 2011.
Socialist Party of Albania was created in 1991.
Socialist Party of Latvia was created in 1994.
Rwandese Socialist Party was created in 1991.
Socialist Party of Tajikistan was created in 1996.