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effect on England
...Bachelors, which seems to have claimed to represent the lesser vassals and knights, petitioned for the fulfillment of the promises of the magnates and king to remedy its grievances. As a result the Provisions of Westminster were duly published, comprising detailed legal measures that in many cases were in the interests of the knightly class.
policies of Edward I
...reluctantly accepted the Provisions of Oxford (1258), which gave effective government to the barons at the expense of the king. On the other hand, he intervened dramatically to support the radical Provisions of Westminster (October 1259), which ordered the barons to accept reforms demanded by their tenants. In the dangerous crisis early in 1260 he supported Montfort and the extremists, though...