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 Wilhelm, Duke of Södermanland Russian tsar, Nicholas II and of Prince Philip, Duke of Edinburgh. The couple had only one son: Prince Lennart, Duke of Småland and later Count of Wisborg (1909–2004). The marriage was unhappy. Their son, Lennart, later wrote an autobiography in which he revealed several details of the Swedish royal family. The autobiography tells of how Maria, like her aunt and namesake the duchess of Saxe-Coburg and Gotha, felt that she had married beneath herself in marrying a younger son of the king of Sweden, and this caused problems of ego between the couple. Maria insisted that the servants address her