In the end, it was the year that Prince William described as probably “the hardest year in my life.” The sudden dual cancer diagnoses of the King and Princess of Wales thrust the royals, and the UK, in to unprecedented territory. Working timetables were tossed aside as the family dealt with personal challenges that William described as “brutal.”

This year’s royal guestlist includes King Charles III, Queen Camilla, the Prince and Princess of Wales with their children, Princess Anne and her family, and Prince Edward, the Earl of Wessex, along with his wife with their children.