According to The Royal Correspondent:
On Monday, June 16, 204, Her Majesty Queen Elizabeth II and His Royal Highness The Duke of Edinburgh accompanied by His Royal Highness The Prince of Wales, His Royal Highness The Duke of Cambridge, His Royal Highness The Duke of York, His Royal Highness The Earl of Wessex, Her Royal Highness The Princess Royal and other members of the British royal family attended the Most Noble Order of the Garter service at St. George’s Chapel at Windsor Castle.
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