Which son of Sophia of Hanover ruled part of the Holy Roman Empire?
Sophia of Hanover Sophia of the Palatinate (commonly referred to as Sophia of Hanover; 14 October 1630 – 8 June 1714) was the Electress of Hanover from 1692 to 1698. As a granddaughter of James VI and I, she became heir presumptive to the crowns of the Kingdom of England and the Kingdom of Ireland under the Act of Settlement 1701. After the Acts of Union 1707, she became heir presumptive to the unified throne of the Kingdom of Great Britain. She died less than two months before she would have become queen, and her claim to the throne passed on to her eldest son, George Louis, Elector of Hanover, who ascended as George I on 1 August 1714 (Old Style).
Kingdom of Saxony The Kingdom of Saxony (German: "Königreich Sachsen" ), lasting between 1806 and 1918, was an independent member of a number of historical confederacies in Napoleonic through post-Napoleonic Germany. The kingdom was formed from the Electorate of Saxony. From 1871 it was part of the German Empire. It became a Free state in the era of Weimar Republic in 1918 after the end of World War I and the abdication of King Frederick Augustus III of Saxony. Its capital was the city of Dresden, and its modern successor state is the Free State of Saxony.