Kingdom of Hanover years of George III's reign and the reigns of kings George IV and William IV from 1816 to 1837, was Adolph Frederick, George III's youngest surviving son. When Queen Victoria succeeded to the British throne in 1837, the 123-year personal union of Great Britain and Hanover ended. Salic law operated in Hanover, excluding accession to the throne by a female while any male of the dynasty survived; thus instead of Victoria, her uncle in the male-line of the House of Hanover, Ernest Augustus, now the eldest surviving son of George III, succeeded to the throne of the new kingdom as
House of Hanover Hanover in 1803. In 1884, the senior branch of the House of Welf became extinct. By semi-Salic law, the House of Hanover would have acceded to the Duchy of Brunswick, but there had been strong Prussian pressure against having George V of Hanover or his son, the Duke of Cumberland, succeed to a member state of the German Empire, at least without strong conditions, including swearing to the German constitution. By a law of 1879, the Duchy of Brunswick established a temporary council of regency to take over at the Duke's death, and if necessary appoint a regent. The Duke