chptr 4-5 timeline By katro273 6 Augustus makes Judea a roman providence 30 jesus begins his preaching 135 Romans force Jews out of Jerusalem 312 Constantine accepts Christianity 392 Christianity becomes official religion of Rome 395 roman empire divides 570 muhhamad preacher of Islam is born 622 Muhammad goes to Mahdina 800 Baghdad is center of Islamic culture 900 al-razi writes medical texts 1000 vikings reach north america 1258 mongols burn Baghdad