Their union highlights shifting royal attitudes: the long shadow from Edward VIII’s 1936 abdication, Queen Elizabeth’s 1990s "annus horribilis," Princess Anne’s 1992 second marriage, and Charles’s 2005 marriage to Camilla all trace the journey toward acceptance. Peter and his former wife Autumn Kelly separated in 2020 and finalized their divorce the following year. Now the focus is on the future the newly blended family will build together as relatives gather for the celebration.