Workers' Party - Czech Republic - ended in 2010.
Wage Workers Party ended in 1910.
American Workers Party ended in 1934.
Polish Workers' Party ended in 1948.
Mexican Workers' Party ended in 1987.
Workers Party of the United States ended in 1936.
Communist Workers Party - Denmark - ended in 1994.
Workers' Party of North Korea ended in 1949.
Workers' Communist Party - Norway - ended in 2007.
Communist Workers Party of Catalonia ended in 2000.
Polish United Workers' Party ended in 1990.
Independent Workers' Party of Germany ended in 1952.
Hungarian Socialist Workers' Party ended in 1989.