Hanover is a territory that was at various times a principality within the Holy Roman Empire, an Electorate within the same, an independent Kingdom, and a subordinate Province within the Kingdom of Pr
William, Duke of Brunswick Lüneburg
Christian Louis was Duke of Brunswick-Lüneburg. A member of the House of Welf, from 1641 until 1648, he ruled the Principality of Calenberg, a subdivision of the duchy, and, from 1648 until his death,
Christian Louis, Duke of Brunswick-Lüneburg, engraving, about 1645