The law, according to Hans Kelsen, is a system of norms. Norms are ‘ought’ statements, prescribing certain modes of conduct. Unlike moral norms, however, Kelsen maintained that legal norms are created by acts of will. They are products of deliberate human action. For instance, some people...

The term legality is defined as "the quality of being legal or in conformity with the law". Legitimacy is "the fact of being legitimate", in other words, "sanctioned or authorized by law or right, proper". Thus, the arbitration in a dispute will sometimes be based more on the intimate conviction...