Earl of Salisbury later by Richard Neville "the Kingmaker", upon whose death the title went into abeyance because multiple individuals were entitled to inherit it. Then, in 1472, it was granted to George, Duke of Clarence, who was married to Warwick's eldest daughter. When the Duke of Clarence was executed in 1478 for treason (supposedly by being drowned in a vat of Malmsey wine), the title was forfeit. It was then granted to Edward of Middleham (who was his nephew via the Duke's brother Richard), who died in 1484 at the age of 11. It was restored to two of George of Clarence's
Prince Richard, Duke of Gloucester on 5 and 6 November 2008 at the Graduation Award Ceremonies. The Duke is also patron of the Severn Valley Railway and the Pestalozzi International Village Trust. He is also a patron of the British Homeopathic Association, a charity dedicated to the study, research and promotion of homeopathy. He shares a name with another Duke of Gloucester, Richard III, and is the patron of the Richard III Society. He is also a member of the International Advisory Board of the Royal United Services Institute. Since 1972, the Duke has been a corporate member of the Royal Institute of British Architects.