During a moment of intense spiritual need, three religious movements of explosive protest and reform emerged in the early 16th Huldrych Zwingli extended the Reformation to Switzerland, and later John Calvin and his disciples spread it to all of Europe. Explain this process and the ideas/concepts/beliefs the three men contributed to the Reformation. In the end, in your belief, which of the three contributed more to the long-term success of the Reformation? century. Martin Luther began religious reform in Germany,