Because popular elections appoint political parties to govern, the leader of a party can change in between elections. In growing the frequent law, academic writings have all the time performed an essential part, each to collect overarching rules from dispersed case law, and to argue for change. William Blackstone, from round 1760, was the first scholar to gather, describe, and train the common law. But merely in describing, scholars who sought explanations and underlying buildings slowly changed the method in which the law actually worked. King Hammurabi is revealed the code of legal guidelines by the Mesopotamian solar god Shamash, also revered because the god of justice. Hugo Grotius, the founding father of a purely rationalistic system of natural law, argued that law arises from each a social impulse—as Aristotle had indicated—and reason.
In 1934, the Austrian philosopher Hans Kelsen continued the positivist tradition in his book the Pure Theory …