Elizabeth Woodville a medieval queen consort. Her acts included making pilgrimages, obtaining a papal indulgence for those who knelt and said the Angelus three times per day, and founding the chapel of St. Erasmus in Westminster Abbey. Following Edward IV's sudden death, possibly from pneumonia, in April 1483, Elizabeth Woodville became queen dowager. Her young son, Edward V, became king, with his uncle, Richard, Duke of Gloucester, acting as Lord Protector. In response to the Woodvilles' attempt to monopolise power, Gloucester quickly moved to take control of the young king and had Anthony Woodville, 2nd Earl Rivers, and Richard Grey, brother and
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