This document provides an overview of humanism, the Protestant Reformation, the Counter-Reformation, and Renaissance art. It discusses key figures like Martin Luther who initiated the Protestant Reformation by rejecting the Pope's authority. It also describes the Counter-Reformation led by the Catholic Church in response to Protestantism through the Council of Trent. Additionally, it characterizes humanism as an intellectual movement that placed human beings at the center. Finally, it outlines the characteristics and major artists of the Renaissance in Italy, including figures like Brunelleschi, Ghiberti, Botticelli, Michelangelo, Raphael, and Leonardo da Vinci.