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appeared in legal cases, either because the issues concerned were no longer relevant, or because Magna Carta had been superseded by more relevant legislation.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 was an example of the reclaiming of ancient liberties. Reinforced with Lockean concepts, the Whigs believed England's constitution to be a social contract, based on documents such as Magna Carta, the Petition of Right, and the Bill of Rights. The "English Liberties" (1680, in later versions often "British Liberties") by the Whig propagandist Henry Care (d. 1688) was a cheap polemical book that was influential and much-reprinted, in the American colonies as well as Britain, and made Magna Carta central to the history and the contemporary legitimacy of its subject. Ideas about the nature of law in general were beginning