accept the Provisions of Westminster the following year saw Montfort’s power base grow rapidly, and by 1263 he was all
but wearing the crown.
and a new set of laws were needed. On the 18th or 19th of November 1267 in a Parliament at Marlborough the twenty-nine chapters, that made up the Statute of Marlborough, were passed. Of this parliament Walter of Gisborough, a 14th-century chronicler and priest from the Augustinian Priory in Yorkshire wrote:
“And the King held his parliament in the octave of St Martin at Marlborough, where on the advice of discreet persons
and by the unanimous voice of his great men he made many statutes for the betterment of his realm and the manifestation
of common justice, which are called the Statutes of Marlborough.”