This document provides an overview of the key people and developments in early Christianity and medieval Western civilization, including: - Jesus of Nazareth and the early beliefs about him, such as the virgin birth, miracles, crucifixion, and resurrection. - The spread of Christianity throughout the Roman Empire and its adoption as the official religion under Constantine. - Important figures that helped spread Christianity during the Middle Ages, such as St. Benedict, St. Patrick, St. Augustine, and St. Thomas Aquinas. - The major developments in medieval art and architecture, including Romanesque and Gothic styles.