Victim or aggressor – Christianity in ancient Rome
In the popular consciousness, there are only two facts in the conversion of the Roman Empire to Christianity: first, the persecution of Christians (especially during the reign of Nero in the 1st century CE and Diocletian in the early 4th century), and then the adoption of Christianity by Constantine the Great, who made the whole the empire had converted to a new faith. The triumph of Christianity seems as sudden as it is obvious and historically just.