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appeared in legal cases, either because the issues concerned were no longer relevant, or because Magna Carta had been superseded by more relevant legislation.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 the rebel barons". Pro-Catholic demonstrations during the 1536 uprising cited Magna Carta, accusing the King of not giving it sufficient respect. The first mechanically printed edition of Magna Carta was probably the "Magna Carta cum aliis Antiquis Statutis" of 1508 by Richard Pynson, although the early printed versions of the 16th century incorrectly attributed the origins of Magna Carta to Henry III and 1225, rather than to John and 1215, and accordingly worked from the later text. An abridged English-language edition was published by John Rastell in 1527. Thomas Berthelet, Pynson's successor as the royal printer during 1530–1547, printed an