Prince Jean, Duke of Guise king of France as "Jean III". The title was disputed by members of the Spanish Anjou branch of the family, descended from Louis XIV of France. He died in Larache, Morocco, in 1940. He was succeeded as claimant to the French throne by his only son, Henri d' Orléans, Count of Paris. In 1899, he married his first cousin, Isabelle d'Orléans (1878–1961). She was the younger sister of Philip VIII, and the daughter of Philip VII and Marie Isabelle d'Orléans. They had four children: Prince Jean, Duke of Guise Prince Jean of Orléans, Duke of Guise (Jean Pierre Clément Marie;
Prince Philip, Duke of Edinburgh when escorting the Queen for the annual State Opening of Parliament, where he walks and sits beside her. Contrary to rumours over the years, the Queen and Duke are said by insiders to have had a strong relationship throughout their marriage, despite the challenges of Elizabeth's reign. The Queen referred to Prince Philip in a speech on the occasion of her Diamond Jubilee in 2012 as her "constant strength and guide". As consort to the Queen, Philip supported his wife in her new duties as sovereign, accompanying her to ceremonies such as the State Opening of Parliament in various countries,