There was a Roman Emperor who was a Christian Convert
In 313 AD, Emperor Constantine I converted to Christianity, marking a significant turning point in the history of Christianity. This event led to the Edict of Milan, which granted tolerance to Christians throughout the Roman Empire. Constantine's conversion is well-documented in historical records, including the writings of Eusebius, a Christian historian of the time. This event paved the way for Christianity to become a major force in the Roman Empire.