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.
Richard III of England conditioned by the standards of his age." The Richard III Society, founded in 1924 as "The Fellowship of the White Boar", is the oldest of several groups dedicated to improving his reputation. Other contemporary historians still describe him as, a "power-hungry and ruthless politician" who was still most probably "ultimately responsible for the murder of his nephews." Apart from Shakespeare, Richard appears in many other works of literature. Two other plays of the Elizabethan era predated Shakespeare's work. The Latin-language drama "Richardus Tertius" (first known performance in 1580) by Thomas Legge is believed to be the first history play written