 The primary point of the Dictum was the re @-@ establishment of royal authority . The Provisions of Oxford , that had been forced on the king , were repudiated , and it was made clear that the appointment of ministers was entirely a royal prerogative . King Henry in turn reconfirmed Magna Carta and the Charter of the Forest . Measures were taken to renounce the increasing veneration of the fallen Simon de Montfort , whom some were already starting to consider a martyr and a possible saint . 
