William Courtenay, 1st Earl of Devon full titles and lands of the earldom on 10 May 1511, after jousting in a tournament with the king and his cousin Sir Thomas Knyvett and Sir William Nevill. He married Catherine of York the sixth daughter of King Edward IV by Elizabeth Woodville. William and Catherine had three children: An effigy identified by tradition as "little choke-a-bone", Margaret Courtenay (d.1512), an infant daughter of William Courtenay, 1st Earl of Devon (1475–1511) by his wife Princess Catherine of York (d.1527), the sixth daughter of King Edward IV (1461–1483) exists in Colyton Church in Devon. The effigy is only about 3
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