EN
The article describes the selected issues relating to the functioning of the PUWP. The author focuses on the issue of the number of members, the social composition, and nomenklatura. The analysis enables to establish that the PUWP was the massive, highly centralized party. Although the PUWP appealed to workers and peasants, they represented a minority in the party. It was a shy and fixed problem of party of power. This allows to show that PUWP party was entangling Poland with network of connections and analyse the founds of the party.