Philip, Duke of Mecklenburg Philip, Duke of Mecklenburg Philip, Duke of Mecklenburg, sometimes called "Philip I" (12 September 1514 - 4 January 1557) was a Duke of Mecklenburg-Schwerin. He was the youngest son of Henry V, Duke of Mecklenburg, and Helen of the Palatinate, a daughter of Philip, Elector Palatine. As a result of an injury at a tournament he was mentally ill for many years. After Henry V's death in 1552, he lived at the court of Duke Ulrich of Mecklenburg in Güstrow, where he died. Whether he ruled actively is questionable in the light of his disability. He was buried in the
Prince Philip, Duke of Edinburgh Charles in 1948 and Princess Anne in 1950. Their marriage is now the longest of any British sovereign. Philip was introduced to the House of Lords on 21 July 1948, immediately before his uncle Earl Mountbatten of Burma. Philip, like his sons Charles and Andrew and other royals, ceased to be members of the House of Lords following the House of Lords Act 1999. He never spoke in the House. After his honeymoon at the Mountbatten family home, Broadlands, Philip returned to the navy at first in a desk job at the Admiralty, and later on a staff course at