Prince Philip passed away at the age of 99, United Kingdom will observe a 30-day mourning
In the early morning hours of April 9, the Duke of Edinburgh, His Royal Highness Prince Philip passed away peacefully in Windsor Castle. He was 99 years old and was the longest-reigning consort in the monarchy having married Queen Elizabeth in 1947. The country will observe a 30-day mourning period before the Queen can resume her public duties. He officially retired from royal duties in May 2020 after 22,219 solo engagements.