Ch.4 - Ch.5 By Johnathon B. 6 Augustus makes Judea a Roman province 30 Jesus begins his preaching 33 Romans execute Jesus 64 Romans outlaw Chrisrianity 312 Constantine accepts Christianity 392 Christianity becomes official religion of Rome 570 Muhammad, preacher of Islam, born 627 Muhammad goes to Madinah 800 Baghdad is center of Islam culture 900 Al-Razi writes medical text 1258 Mongols burn Baghdad 1500 Suleiman 1 rules Ottoman empire