The document discusses the Protestant Reformation, Catholic Counter Reformation, and church reforms. It provides background on key figures like Martin Luther, John Calvin, and the Council of Trent. The Council of Trent between 1545-1563 discussed Catholic doctrines and enacted reforms in response to the Protestant Reformation, reaffirming the supremacy of the Pope and traditions of the Catholic church. The document examines motives for the growth of Protestantism and effects of the Reformation.