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appeared in legal cases, either because the issues concerned were no longer relevant, or because Magna Carta had been superseded by more relevant legislation.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 Henry's son, the Lord Edward. Edward also invoked Magna Carta in advancing his cause, arguing that the reformers had taken matters too far and were themselves acting against Magna Carta. In a conciliatory gesture after the barons had been defeated, in 1267 Henry issued the Statute of Marlborough, which included a fresh commitment to observe the terms of Magna Carta. The following 65 individuals were witnesses to the 1225 issue of Magna Carta, named in the order in which they appear in the charter itself: King Edward I reissued the Charters of 1225 in 1297 in return for a new