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
Duke of Clarence and Avondale Duke of Clarence and Avondale Duke of Clarence and Avondale was a title awarded to a prince of the British Royal Family; the creation was in the Peerage of the United Kingdom. 'Clarence' is believed to refer to Clare in Suffolk; 'Avondale' refers to the valley of the Avon Water in Scotland. While there had previously been several creations of Dukes of Clarence (and one Duke of Clarence and St Andrews), the sole creation of a dukedom of Clarence and Avondale was for Prince Albert Victor, the eldest son of the Prince of Wales (later King Edward VII). This was