Task: Text Categorization
Input (English): The third led a revolt based in Britain and was briefly recognized by Honorius before being suppressed. The second died in a civil war with his similarly-named brothers. The fifth was nicknamed Copronymus and continued the iconoclastic policies of his father Leo II. The last was the eleventh and was also the last emperor of Byzantium. All these men shared their name with, for 10 points, what emperor who fought Licinius and Maxentius on his way to becoming the first Christian Roman emperor.
Output (English): History