Growth of Christianity from 312 to 1500 CE By super--ebony 312 Roman Emperor Constantine Converts to Christianity 312 Emperor Constantine converted to Catholic 313 Constantine ends the persecution of Christians 313 Edict of Milan 314 Armed Conflict 320 Eusebius Views a Unified Christian Church 321 Sunday decalred a day of rest 323 Constantine builds a church to the apostle Peter on the Roman cemetery where the martyr is buried 325 The council of Nicaea establishes the date of Easter (Jesus's resurrection) as the first sunday after the full moon following the equinox of March 325 Constantine called the First Council of Nicea 337 Constantine's death 337 Constantine's baptism 344 catholics are massacred in Persia 354 Birth of Augustine 400 Jerome's Vulgate 407 John Chrysostom Dies 411 Council of Carthage condemns Donatists 417 Pope innocent 1 condemns Pelagianism 420 Death of Jerome 430 Death of Augustine 431 Council of Ephesus 432 Patrick: Missionary to Ireland 451 Council of Chalcedon 451 Council of Chalcedon Sep 11, 1054 Great Schism between the east and west Sep 11, 1093 Anselm Becomes Arch bishope of Canterbury Sep 11, 1095 Council of Clermont: ope Urban II proclaims first Cruscade Sep 11, 1098 Crusades take Antioch from Turks Sep 11, 1099 Crusades recapture Jerusalem From Turks Sep 11, 1122 Condort of Worms Sep 11, 1141 Peter Abelard Condemned Sep 11, 1144 Fall of Edessa Sep 11, 1187 Fall of Jerusalem to the Turks Sep 11, 1215 Fourth Latin Council Sep 11, 1309 Babylonian Captivity Sep 11, 1337 Hundreds Year War started untill 1453 Sep 11, 1378 Great Western Schism until 1423 Sep 11, 1409 Council of Pisa Sep 11, 1413 Lollard rebellion until 1414 Sep 11, 1415 Council of Constant martyrdom of Jantus Sep 11, 1420 Crusades against Hussiles Sep 11, 1431 Joan of Arch martyl Sep 11, 1431 Council of Basil untill 1449 Sep 11, 1438 Council of Ferrara-Florence untill 1445 Sep 11, 1453 Fall of Constantiople to Turks Sep 11, 1478 Spanish inquisition founded by Ferdinard and Isabella Sep 11, 1483 Birth of Martin Luther Sep 11, 1492 Expulsion of Jews from Spain By Ferdinard and Isabella Mar 2, 2022 Basil the Great Dies Mar 2, 2022 Christianity makes the offical religion of the Roman Empire Mar 2, 2022 Augustine converts to Chrisitanity Mar 2, 2022 Gregory of Nazianzus dies Mar 2, 2022 Gregory of Nyssa dies Mar 2, 2022 Second Council of Nicea Mar 2, 2022 Olga of Russia converts to Christianity