Sir Winston Installed as Knight of the Garter - Sir Winston Churchill, the new Knight Companion of the Most Honourable and Noble Order of the Garter seen in his magnificent robes, carrying his hat in his hand, leaving St. George's Chapel, Windsor Castle, after the Garter Service, during which he was installed in his own stall in the Chapel as a new Knight.At a private ceremony in the Throne Room of Windsor Castle today, H.M. The Queen invested Sir Winston Churchill as a Knight Companion of the Most Noble Order of the Garter. Then, this afternoon, the Premier took his place in the ceremonial procession to St. George's Chapel, Windsor, for the colourful Garter Service. At today's ceremony, Her Majesty were, for the first time, her robes as Sovereign of the Order. July 02, 1954.