The Roman Empire is an absolute,hereditary monarchy,the emperor has almost unlimited power.Many people have made a call for a democracy and participation in the governance,but no emperors have considered transition to a constitutional monarchy..The emperor is the most powerful person in the empire,but his power is not unlimited.The emperor may not commit deeds that bring grave damage to the empire and may be deposed in that case.The emperor may appoint governors to exercise the law and his decisions in the provinces.The current emperor is Joash III.