Career
George William was a great-great-grandson of George III of the United Kingdom (1738–1820) and Charlotte of Mecklenburg-Strelitz (1744–1818). Titles and styles
28 October 1880 – 20 May 1912: His Royal Highness Prince George William of Hanover and Cumberland, Prince of Great Britain and Ireland, Duke of Brunswick-Lüneburg
Honours and awards.