Answer:
Feudalism, during medieval society, was parallel to the existence of the Catholic Church and its influence over the population. Religion permeated all elements of society and the way in which they related to each other. The Church wasn’t only a spiritual power, but a political and economic one and the struggles between the political and religious leaders will be key factors in the development of the medieval world. The church will also be the primary keeper of knowledge in the Middle Ages, and they will accomplish most cultural advancements.