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 Philip, Duke of Edinburgh returned to the United Kingdom on the "Whelp", and was posted as an instructor at HMS "Royal Arthur", the Petty Officers' School in Corsham, Wiltshire. In 1939, King George VI and Queen Elizabeth toured the Royal Naval College, Dartmouth. During the visit, the Queen and Earl Mountbatten asked Philip to escort the King's two daughters, Elizabeth and Margaret, who were Philip's third cousins through Queen Victoria, and second cousins once removed through King Christian IX of Denmark. Elizabeth fell in love with Philip and they began to exchange letters when she was thirteen. Eventually, in the summer of 1946, Philip