Wars of the Roses Thomas Bourchier, the Archbishop of Canterbury, then persuaded Elizabeth Woodville to allow her younger son, the 9-year-old Richard, Duke of York, to join Edward in the Tower. Having secured the boys, Robert Stillington, Bishop of Bath and Wells then alleged that Edward IV's marriage to Elizabeth Woodville had been illegal and that the two boys were therefore illegitimate. Richard then claimed the crown as King Richard III. The two imprisoned boys, known as the "Princes in the Tower", disappeared and are assumed to have been murdered. There was never a trial or judicial inquest on the matter. Perkin Warbeck claimed
Princes in the Tower among others. It has also been suggested that one or both princes may have escaped assassination. In 1487, Lambert Simnel initially claimed to be Richard, Duke of York, but later claimed to be Edward Plantagenet, 17th Earl of Warwick. From 1491 until his capture in 1497, Perkin Warbeck claimed to be Richard, Duke of York, having supposedly escaped to Flanders. Warbeck's claim was supported by some contemporaries (including the aunt of the disappeared princes, Margaret of York). In 1674, workmen at the Tower dug up a wooden box containing two small human skeletons. The bones were found in a box