Socialist Workers Party - Ireland - was created in 1971.
Workers Power - Ireland - was created in 1976.
Workers' Union of Ireland was created in 1924.
Independent Workers Union of Ireland was created in 2003.
Green Party - Ireland - was created in 1981.
Socialist Party - Ireland - was created in 1996.
Farmers' Party - Ireland - was created in 1922.
Communist Party of Ireland was created in 1921.
Pirate Party Ireland was created in 2009.
Workers' Party of Tarija was created in 1942.
Workers Party of Hungary was created in 1878.
Workers World Party was created in 1959.