Give a description of the life and work of Jan Hus. Why is this man famous in history?

At the beginning of the 15th century, ideas for the nationalization of the church began to emerge in the Czech Republic. Jan Hus undertook the implementation of this goal, who did his best to promote this idea. True, he was soon executed by Catholics. One way or another, the Catholic Church failed to solve the problems. After the death of Jan Hus, he had many followers who started a religious war against Catholics.