Jesus Of Nazareth
Think about sitting in a theatre watching a play. You can get lost in a story when an actor does his job correctly. If that actor has sincerity and conviction in his tone then it is easy to believe his character. The primary reason - coming from prior knowledge in a World Religions class - behind the rapid spread of Christianity was word of mouth. In the time of the Roman Empire there was not one single enforced religion. They were tolerant of all religion and due to the constructions of roads communication became more efficient. Tales of Jesus of Nazareth were being told all throughout the Middle East. Though it was originally an outlawed religion it eventually gained so many followers that it began to be a threat to the Roman Empire. Christianity