House of Hanover Great Britain and Ireland:" "Of the United Kingdom of Great Britain and Ireland:" George I, George II, and George III also served as electors and dukes of Brunswick-Lüneburg, informally, Electors of Hanover (cf. "personal union"). From 1814, when Hanover became a kingdom, the British monarch was also King of Hanover. In 1837, the personal union of the thrones of the United Kingdom and Hanover ended with the death of William IV. Succession to the Hanoverian throne was regulated by semi-Salic law (agnatic-cognatic), which gave priority to all male lines before female lines, so that it passed not to Queen Victoria
William IV of the United Kingdom a horse courant Argent (for Westphalia), overall an inescutcheon Gules charged with the crown of Charlemagne Or, the whole escutcheon surmounted by a crown. William IV of the United Kingdom William IV (William Henry; 21 August 1765 – 20 June 1837) was King of the United Kingdom of Great Britain and Ireland and King of Hanover from 26 June 1830 until his death in 1837. The third son of George III, William succeeded his elder brother George IV, becoming the last king and penultimate monarch of Britain's House of Hanover. William served in the Royal Navy in his youth, spending