In a 13 September Instagram post on the Royal Family's official account Queen Elizabeth II's only daughter revealed that the pair were together when the Sovereign died. The Queen passed away on 8 September in her Balmoral Castle at the age of 96. “I was fortunate to share the last 24 hours of my dearest Mother's life. It has been an honour and a privilege to accompany her on her final journeys.” Princess Anne's statement. “Witnessing the love and respect shown by so many on these journeys has been both humbling and uplifting."