Why Did The Barbarians Grow The Power Of The Papacy?

Tim nice job I think you made an excellent point here that “The dominance of the papacy can be credited to the barbarians and their acceptance of Christianity. [It seems to me that the invasions helped grow the power of the papacy.] The Burgundians and the Franks did not pillage the Catholic Church during the invasions, and in time they converted to Christianity thus unifying the region.” This was how the Catholic Church conquered the different regions, once people converted to Christianity the pope became the final authority over them. The power of papacy used evangelism and then doctrine to obtain control over the Western world.
People were also forced into conversion. Charlemagne led campaigns against the Frisians and the Saxons killing