Britain's Prince William, Duke of Cambridge (L), Britain's Prince Charles, Prince of Wales (2nd L), Britain's Prince Harry, Duke of Sussex (3rd L), Britain's Camilla, Duchess of Cornwall (3rd R), Britain's Catherine, Duchess of Cambridge (2nd R) and Britain's Meghan, Duchess of Sussex (R) depart Westminster Abbey after attending the annual Commonwealth Service in London on March 9, 2020. - Britain's Queen Elizabeth II has been the Head of the Commonwealth throughout her reign. Organised by the Royal Commonwealth Society, the Service is the largest annual inter-faith gathering in the United Kingdom. (Photo by Phil Harris / POOL / AFP) (Photo by PHIL HARRIS/POOL/AFP via Getty Images)