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 asked the King for his daughter's hand in marriage. The King granted his request, provided that any formal engagement be delayed until Elizabeth's twenty-first birthday the following April. By March 1947, Philip had abandoned his Greek and Danish royal titles, had adopted the surname Mountbatten from his mother's family, and had become a naturalised British subject. The engagement was announced to the public on 10 July 1947. Though Philip appeared "always to have regarded himself as an Anglican", and he had attended Anglican services with his classmates and relations in England and throughout his Royal Navy days, he had been