| Term | Definition |
| 33 | Jesus was crucified, resurrected, appeared to his disciples, then ascended to heaven after 40 days, also, the pentecost. |
| 49-50 | Paul's work with Gentiles is recognized. |
| 81 | Under Domitian, Christians were persecuted |
| 100 | Death of John, the only one out of Jesus' 12 disciples to die of natural causes. |
| 196 | Easter controversy where western Christians prefered Sunday, whereas esterns christians would rather link Easter with the Jewish Passover, disregaurding the day of the week. |
| 197 | Christianity sweeps through the empire. The Apostles Creed & the Didache are written during this century. |
| 200 | Origen, theologian and student of Clement, founded a school in Caesarea. |
| 261 | First churches were set up as rectangular shaped basilicas. |
| 292 | Diocletian divides Roman Empire into East and West. |
| 312 | Constantine sees a vision of the cross of Jesus that he credits for giving him victory in battle. |
| 367+ | Canon of the New testament slowly collected and confirmed. |
| 395-430 | Augustine, bishop of Hippo, writings dominate Christian theology in the West for centuries. |
| 404 | In Bethlehem, Jerome finishes translating the Old and New Testament into latin. Took 22 years. Called the Vulgate Bible. |
| 451 | Council of Chalcedon focuses on the divine and human natures of Christ. |
| 525 | Christianity spreads throughout the Middle east, including the Arabian Peninsula. |
| 610? | Muhammad declares himself to be Prophet of God, after claiming to have recieved divine revelations. He founds Islam. He flees his home in Mecca, to Medina. His teachings and deeds are called the Koran (Qur'an). His death in 631, Islam spread to Arabia |
| 680-692 | Eastern and Western churches drift further apart due to differences in church practices adn expression of theology. The Eastern chuch allows priest to be married, provided that they are married before ordination. The Western church discourages it. |
| 688-691 | The Dome of the Rock, is built on the Temple Mount in Jerusalem by caliph Abd al-Malik. It was designed to impress travelers |
| 726 | Controversy over the use of icon in the East. Emperor Leo condemns the veneration of sacred imahes and relics. Pope Gregory III condemns iconoclasm and supporst the verneration of icons. |
| 787 | Council of Nicaea II condemns iconoclasm and Adoptionism. |
| 800 | Charlemagne was crowned Roman emperor by Pope Leo III. He reformed the law and church organizations, promoted more schools in monestaries, & had the Bible copied. This commitment to culture is known as te carolingian renaissance. |
| 962 | Otto I, the Great, founder of the Holy Roman Empire, is crowned by Pope John XII |
| 1054 | Great Schism between the church in the East and the West. |
| 1096 | Pope Urban II, calls for volunteers for a crusade to repel the Turks, to help the Eastern Christians in Constantinople, to liberate the Church of the Holy Sepulchre in Jerusalem, and to reopen the Holy Land to Christian pilgrims. |
| 1097-99 | The First Crusade. More than 70,000 people joined. |
| 330 | Constantine establishes the capital of the empire at Byzantium and renames is Constantinople. |