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 the boys' uncle, Anthony Woodville, 2nd Earl Rivers, and their half-brother Sir Richard Grey. They were sent to Pontefract Castle in Yorkshire where, on 25 June, they were beheaded. Gloucester then took possession of the prince himself, prompting Elizabeth Woodville to take her other son, Richard, Duke of York, and her daughters into sanctuary at Westminster Abbey. Edward V and Gloucester arrived in London together. Plans continued for Edward's coronation, but the date was postponed from 4 May to 25 June. On 19 May 1483 Edward was lodged in the Tower of London, then the traditional residence of monarchs prior