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appeared in legal cases, either because the issues concerned were no longer relevant, or because Magna Carta had been superseded by more relevant legislation.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 of the text—the first printed copy of the 1215 charter only emerged in 1610—Coke spoke and wrote about Magna Carta repeatedly. His work was challenged at the time by Lord Ellesmere, and modern historians such as Ralph Turner and Claire Breay have critiqued Coke as "misconstruing" the original charter "anachronistically and uncritically", and taking a "very selective" approach to his analysis. More sympathetically, J. C. Holt noted that the history of the charters had already become "distorted" by the time Coke was carrying out his work. In 1621, a bill was presented to Parliament to renew Magna Carta; although this