a monotheistic system of beliefs and practices based on the Old Testament and the teachings of Jesus as embodied in the New Testament and emphasizing the role of Jesus as savior
a religious movement of the 16th century that began as an attempt to reform the Roman Catholic Church and resulted in the creation of Protestant churches
The Crusades were military campaigns sanctioned by the Latin Roman Catholic Church during the High Middle Ages and Late Middle Ages. In 1095 Pope Urban II proclaimed the First Crusade with the stated goal of restoring Christian access to holy places in and near Jerusalem.
relating to a systematically organized body of knowledge
The scientific revolution was the emergence of modern science during the early modern period, when developments in mathematics, physics, astronomy, biology (including human anatomy) and chemistry transformed views of society and nature.