A Working Timeline for Christianity
6 BCE (or thereabouts): Jesus born in Palestine, then a part of the Roman Empire
30 CE: Jesus executed by the Romans
30-50: small groups of followers spread the message that Jesus rose from the dead, prominent among them, Paul
70-100: Gospels take shape to tell the story of Jesus' life, teachings, and death
100-300: Christianity separates from Judaism, is persecuted by the Romans
320s: Constantine, the Roman Emperor, converts to Christianity and favors its adherents
395: Christianity becomes the sole legal religion of the Roman Empire
400-1500: Christianity becomes dominant tradition in Europe. Ideal of one Christian world. Crusades, Inquisition, tools to enforce this ideal.
1500s: Protestant Reformation (England, Henry VIII; Germany, Martin Luther). Christianity fragments into many different types, but each government favors one
1500-1700: European colonialism and imperialism spreads Christianity to the New World
1700s: American colonies and revolution. America founded by religious zealots and deists on principles of separation of church and state