Dissatisfaction with the process of Christianization, which had started after the baptism of Poland in 966, was one of the factors that led to the uprising. The Roman Catholic Church in Poland sustained substantial losses, with many churches and monasteries destroyed, and priests killed.
Discontent with the Christianization process, which started following Poland's baptism in 966, played a role in sparking the uprising.  The Roman Catholic Church in Poland experienced substantial damage, with numerous churches and monasteries destroyed and priests killed.