Anne Woodville of Kent, due to her death in 1489. The marriage produced one son: In 1483, the Woodville family fortunes took a downward spiral with the death of King Edward IV in April. Anne's sister, Elizabeth, as the mother of the new young king Edward V, became the Queen Mother; however, in June 1483, her marriage to the late King was judged to have been invalid because Edward had allegedly been pre-contracted to Lady Eleanor Talbot. King Edward IV's younger brother Richard, Duke of Gloucester and Lord Protector, claimed the crown for himself on 22 June; this claim was supported by
Elizabeth Woodville offered the throne and became King Richard III. Edward V, who was no longer king, and his brother Richard, Duke of York, remained in the Tower of London. There are no recorded sightings of them after the summer of 1483. Now referred to as Dame Elizabeth Grey, she and the Duke of Buckingham (a former close ally of Richard III and now probably seeking the throne for himself) now allied themselves with Lady Margaret Stanley (née Beaufort) and espoused the cause of Margaret's son Henry Tudor, a great-great-great-grandson of King Edward III, the closest male heir of the Lancastrian claim