List of political parties in Poland - Major political parties. (having representatives in parliament) Alliance of the Democratic Left-Labour Union Electoral Committee (SLD-UP) Alliance of the Democratic Left (Sojusz Lewicy Demokratycznej, SLD) (social democrats); leader: Wojciech Olejniczak Labour Union (Unia Pracy, UP) (socialist); leader: Andrzej Spychalski Social Democracy of Poland (Socjaldemokracja Polska, SDPL) (splinter group of SLD, social democrats); leader: Marek Borowski Union of the Left (Unia Lewicy, ...

See also:

List of political parties in Poland, List of political parties in Poland - The parties, List of political parties in Poland - Major political parties, List of political parties in Poland - Overview, List of political parties in Poland - Alphabetical list of all political parties and organizations after 1989, List of political parties in Poland - Underground political organization in Poland 1945-1989, List of political parties in Poland - Official political parties and organizations in the People's Republic of Poland 1948-1989, List of political parties in Poland - Official political parties in Poland 1945-1948, List of political parties in Poland - Political parties in the Second Polish Republic 1918 - 1939, List of political parties in Poland - Political parties existing prior to 1918

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