The wedding of Anne, Princess Royal to Mark Phillips, London, UK, 14th November 1973. Also pictured are Queen Elizabeth II, the Queen Mother, Princess Margaret, Prince Philip, Prince Charles, Viscount Linley, Katharine, Duchess of Kent, Queen Beatrix of the Netherlands, King Constantine II of Greece, King Juan Carlos I of Spain, and King Harald V of Norway and Queen Sonja of Norway. (Photo by Keystone/Hulton Archive/Getty Images)
