Lothair I (German: "Lothar", French: "Lothaire", Italian: "Lotario") (795 - 23 September 855), king of Italy (818 - 855) and Holy Roman Emperor (840 - 855), was the eldest son of the emperor Louis the Pious and his wife Ermengarde of Hesbaye, daughter of Ingerman, duke of Hesbaye. He was the heir to the entire Carolingian Empire, … Wikipedia
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