Irish Workers' Party was created in 1948.
Independent Irish Party was created in 1852.
Irish Parliamentary Party was created in 1874.
Irish Mental Hospital Workers' Union was created in 1912.
Workers Party of Hungary was created in 1878.
Workers' Party of Tarija was created in 1942.
Workers Party of Turkey was created in 1961.
Haitian Workers Party was created in 1966.
Workers' Party - Paraguay - was created in 1989.
Burundi Workers' Party was created in 1979.
Workers Party of Barbados was created in 1985.
Workers' Vanguard Party was created in 1978.
Workers World Party was created in 1959.