Answer:
John Wycliffe: He was an English theologian who criticized the wealth and corruption of the Church and believed in the sole authority of the Bible. He argued that the Bible should be translated into the common language of the people rather than just in Latin.
Jan Hus: He was a Czech theologian who was influenced by Wycliffe and criticized the Church for its corruption and for denying the Eucharist to the laity. He believed in the authority of the Bible and the priesthood of all believers.
Desiderius Erasmus: He was a Dutch humanist and theologian who criticized the Church for its abuses and believed in the need for moral reform. He argued for the study of the Bible and the classics in their original languages.
Martin Luther: He was a German monk and theologian who criticized the Church for its sale of indulgences and corruption. He believed in the doctrine of justification by faith alone, rejected the authority of the Pope, and translated the Bible into German.
John Calvin: He was a French theologian who believed in the sovereignty of God and the doctrine of predestination. He emphasized the importance of the Bible and the need for a disciplined Christian life. He established a theocratic government in Geneva.
Huldrych Zwingli: He was a Swiss theologian who criticized the Church for its abuses and believed in the importance of the Bible. He rejected the Catholic doctrine of transubstantiation and emphasized the symbolic nature of the Eucharist.
John Knox: He was a Scottish theologian who was influenced by Calvin and helped establish Presbyterianism in Scotland. He believed in the authority of the Bible and the importance of a disciplined Christian life.
John of Leyden: He was a Dutch Anabaptist leader who established a theocratic government in Munster, Germany. He believed in the need for a radical break from the corrupt world and the establishment of a new Jerusalem. His movement was eventually suppressed by the combined forces of the Catholic Church and Protestant princes.