Task: Text Categorization
Input (English): Reforms instituted by this emperor included the division of his provinces among twelve vicars, each of whom supervised a diocese. He went by the signa Jovius, and his wife Prisca was once made to publicly sacrifice to the gods. He would become emperor after defeating Carinus, the son of his predecessor, Carus, at the Battle of Margus, a victory that ended the rule of the Illyrian emperors. He held a council at Carantum to resolve a succession crisis, and this author of the Maximum (*) Price Edict delegated some of his powers to Maximian early in his reign. His ascendancy ended the Crisis of the Third Century, and this man created a system wherein two men were appointed augustus and two men caesar called the Tetrarchy. For 10 points, name this Roman emperor known for his Great Purge of Christians.
Output (English): History