Magna Carta the King in the charters. In addition, medieval cases referred to the clauses in Magna Carta which dealt with specific issues such as wardship and dower, debt collection, and keeping rivers free for navigation. Even in the 13th century, some clauses of Magna Carta rarely appeared in legal cases, either because the issues concerned were no longer relevant, or because Magna Carta had been superseded by more relevant legislation. By 1350 half the clauses of Magna Carta were no longer actively used. During the reign of King Edward III six measures, later known as the "Six Statutes", were passed between
Magna Carta first attempt at a proper historiography was undertaken by Robert Brady, who refuted the supposed antiquity of Parliament and belief in the immutable continuity of the law. Brady realised that the liberties of the Charter were limited and argued that the liberties were the grant of the King. By putting Magna Carta in historical context, he cast doubt on its contemporary political relevance; his historical understanding did not survive the Glorious Revolution, which, according to the historian J. G. A. Pocock, "marked a setback for the course of English historiography." According to the Whig interpretation of history, the Glorious Revolution