The Protestant Reformation was a 16th century political, religious, intellectual, and cultural upheaval initiated by Protestant Reformers who started to question some of the Catholic Church’s teachings and principles. It was during the Reformation that a major branch in Christianity called Calvinism, which emphasized the rule of God over all things, was created and became more popular. Other similar religious branches such as Anglicanism, Anabaptism, and Lutheranism were created as well during the Reformation; however, Calvinism differs from the other branches in some aspects. To start with, Calvinism is named after John Calvin, a very influential French theologian and pastor. He was a principal figure in the development of the Calvinist