Edward IV of England Richard, Duke of Gloucester (later King Richard III of England), were married to Isabel Neville and Anne Neville. Both were daughters of Warwick by Anne Beauchamp and rival heirs to the considerable inheritance of their still-living mother, leading to a dispute between the brothers. In 1478 George was eventually found guilty of plotting against Edward, imprisoned in the Tower of London, and privately executed on 18 February 1478. According to a long-standing tradition, he was "drowned in a butt of Malmsey wine". Edward did not face any further rebellions after his restoration, as the Lancastrian line had virtually been extinguished.
Edward of Westminster, Prince of Wales shortly after the rout of the Lancastrians at Tewkesbury, a small contingent of men under the Duke of Clarence found the grieving prince near a grove, and immediately beheaded him on a makeshift block, despite his pleas. Paul Murray Kendall, a biographer of Richard III, accepts this version of events. Another account of Edward's death is given by three Tudor sources: "The Grand Chronicle of London", Polydore Vergil, and Edward Hall. It was later dramatised by William Shakespeare in "Henry VI, Part 3", Act V, scene v. Their story is that Edward was captured and brought before the victorious Edward