Polish Workers' Party was created in 1942.
Polish Socialist Workers Party was created in 1921.
Polish United Workers' Party was created on 1948-12-21.
Polish Workers' Party ended in 1948.
Polish United Workers' Party ended in 1990.
Polish National Party was created on 2004-03-22.
Polish People's Party - Czechoslovakia - was created in 1922.
Polish People's Party 'Piast' was created in 1913.
Polish People's Party was created on 1990-05-05.
Polish Christian Democratic Party was created in 1919.
Polish Beer-Lovers' Party was created in 1990.
Polish People's Party 'Wyzwolenie' was created in 1915.
Workers' Party of Tarija was created in 1942.