Prince Philip, Duke of Edinburgh Athens for a month in mid-1939. At the behest of the Greek king, George II, he returned to Britain in September to resume training for the Royal Navy. He graduated from Dartmouth the next year as the best cadet in his course. During the Second World War, he continued to serve in the British forces, while two of his brothers-in-law, Prince Christoph of Hesse and Berthold, Margrave of Baden, fought on the opposing German side. Philip was appointed as a midshipman in January 1940. He spent four months on the battleship HMS "Ramillies", protecting convoys of the Australian Expeditionary Force
Prince William Henry, Duke of Gloucester and Edinburgh House in London in 1805 and was succeeded as duke by his son William Frederick, who went on to marry his cousin Princess Mary in 1816, meaning that he and Sophia then received the style of Royal Highness. His peerages were gazetted on 17 November 1764. William was granted use of the arms of the kingdom, differenced by a "label argent of five points, the centre bearing a fleur-de-lys azure, the other points each bearing a cross gules". Prince William Henry, Duke of Gloucester and Edinburgh Prince William, Duke of Gloucester and Edinburgh, (William Henry; 25 November 1743 – 25