The Warwick trial was most carefully schemed: the procedure, fundamentally dissimilar to that adopted in 1415, follows exactly the forged precedent; but the constitution of the court was plainly derived from the Southampton case.
Foes of the family, such as Warwick and Southampton, saw in his factious conduct the means of ruining both the brothers.
Granted it to Ralph Neville, first earl of Westmorland; it then passed to Warwick the kingmaker and on his death to the crown.
After the arrest of Gloucester, Warwick and Arundel, the archbishop was impeached by the Commons with the king's consent, although Richard, who had not yet revealed his hostility, held out hopes of safety to him.
He lived with the exiled court of Margaret of Anjou at Bar until 1470, and took an active part in the diplomacy which led to the coalition of Warwick and Clarence with the Lancastrians and Louis XI., and indirectly to Edward IV.'s expulsion from the throne.
While Edward, with London as his base, pushed forward into the eastern counties, his sister, starting from Warwick and Stafford, encroached on the Danelagh along the line of the Trent.
Prosperity seems to have revived early during the rule of York; Warwick had cleared the seas of pirates, and both he and King Edward were great patrons of commerce, though the earls policy was to encourage trade with France, while his master wished to knit up the old alliance with Flanders by adhering Corn- to the cause of Charles of Burgundy.
Although the diffusion of epic poetry in England did not actually inspire any new chansons de geste, it developed the taste for this class of literature, and the epic style in which the tales of Horn, of Bovon de Hampton, of Guy of Warwick (still unpublished), of Waldef (still unpublished), and of Fulk Fitz Warine are treated, is certainly partly due to this circumstance.
The liberal measures of the protector were repealed, and new treasons were enacted; Somerset himself, who had been released and restored to the council in 1550, became an obstacle in Warwicks path, and was removed by means of a bogus plot, being executed in January 1552; while Warwick had himself made duke of Northumberland, his friend Dorset duke of Suffolk, and Herbert earl of Pembroke.
Morton landed with Warwick at Dartmouth on the 13th of September 1470, but the battle of Tewkesbury finally shattered the Lancastrian hopes, and Morton made his peace with Edward IV., probably through the mediation of Archbishop Bourchier.