Camilla, Duchess of Cornwall paternal ancestors, a minor aristocratic (gentry) family emigrated to England from Scotland. Camilla on her paternal side is descended from James Shand, 1st Laird of Craigellie, whose father, also named James Shand, held the office of Provost of Banff. Other noble ancestors on her paternal side include George Keith, 5th Earl Marischal, William Douglas, 7th Earl of Morton, and George Hay, 1st Earl of Kinnoull. Camilla's French lineage derives partially through her maternal great-great-grandmother, Sophia Mary MacNab of Hamilton, Ontario, daughter of Sir Allan MacNab, who was the Prime Minister of the Province of Canada before Confederation. Sophia was the
Camilla, Duchess of Cornwall she then moved into Clarence House, Charles's household and official residence since 2003. In 2004, Camilla accompanied Charles on almost all of his official events, including a high-profile visit together to the annual highland games in Scotland. Throughout, the media speculated on when they would announce their engagement and as time went by, polls conducted in the UK showed overall support for the marriage. On 10 February 2005, Clarence House announced that Camilla and the Prince of Wales were engaged; as an engagement ring, Charles gave Camilla a diamond ring that was believed to have been given to his grandmother,