Independent-Socialist Party was created in 1958.
Socialist Workers Party of Hungary was created in 1925.
Independent Socialist Republican Party was created in 1919.
Independent Socialist Party - Greece - was created in 1931.
Independent Socialist Labour Party was created in 1922.
Independent Socialist Party - Turkey - was created in 1922.
Independent Socialist Party - Bolivia - was created in 1938.
Sammarinese Independent Democratic Socialist Party was created in 1957.
Freedom Socialist Party was created in 1966.
Socialist Party of Albania was created in 1991.
Socialist Party of Ontario was created in 2011.
Socialist Party of Latvia was created in 1994.