Lothair I(redirected from Lothaire I)
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Lothair I(lōthâr`), 795–855, emperor of the West (840–55), son and successor of Louis ILouis I
or Louis the Pious,
Fr. Louis le Pieux or Louis le Débonnaire, 778–840, emperor of the West (814–40), son and successor of Charlemagne. He was crowned king of Aquitaine in 781 and co-emperor with his father in 813.
..... Click the link for more information. . In 817 his father crowned him coemperor. He was recrowned (823) at Rome by the pope and issued (824) a constitution, proclaiming his right to confirm papal elections. He twice (830, 833) revolted against his father, who favored Lothair's half-brother Charles (Charles the Bald, later Charles IICharles II
or Charles the Bald,
823–77, emperor of the West (875–77) and king of the West Franks (843–77); son of Emperor Louis I by a second marriage.
..... Click the link for more information. ) at his elder son's expense, and in 833, with his brothers Pepin and Louis the GermanLouis the German,
c.804–876, king of the East Franks (817–76). When his father, Emperor of the West Louis I, partitioned the empire in 817, Louis received Bavaria and adjacent territories.
..... Click the link for more information. , he succeeded in temporarily deposing Louis I. However, his brothers deserted him and restored Louis. Lothair retained only Italy. He later was reconciled with his father, who in 838 allotted him almost the whole eastern half of the empire, the west (France) going to Charles. After Louis's death Charles and Louis the German made war on their brother Lothair, who tried to reunite the whole empire under his sole rule. The battle of Fontenoy (841), although indecisive, checked Lothair. Renewing their alliance in 842 (see Strasbourg, Oath ofStrasbourg, Oath of,
842, oath sworn by Charles the Bald (later Holy Roman Emperor Charles II) and Louis the German in solemnizing their alliance against their brother, Emperor Lothair I.
..... Click the link for more information. ), Charles and Louis the German forced (843) Lothair to sign the fateful Treaty of Verdun (see Verdun, Treaty ofVerdun, Treaty of,
the partition of Charlemagne's empire among three sons of Louis I, emperor of the West. It was concluded in 843 at Verdun on the Meuse or, possibly, Verdun-sur-le-Doubs, Soâne-et-Loire dept., E France.
..... Click the link for more information. ), which partitioned the empire of Charlemagne among the three brothers; Lothair retained the imperial title. He subdivided his domains among his sons Louis IILouis II,
d. 875, emperor of the West (855–75), king of Italy (844–75), son of Emperor of the West Lothair I. In 844, Lothair I designated him king of Italy and in 850 he was crowned emperor of the West in Rome.
..... Click the link for more information. , who was crowned emperor at Rome in 850, LothairLothair,
sometimes called Lothair II,
d. 869, king of Lotharingia (855–69), second son of Emperor of the West Lothair I. He inherited the region bounded by the Rhine, Scheldt, Alps, and North Sea, which became known as Lotharingia (Lorraine).
..... Click the link for more information. , king of Lotharingia, and Charles. In 855 he abdicated and became a monk.
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?795--855 ad, Frankish ruler and Holy Roman Emperor (823--30, 833--34, 840--55); son of Louis I, whom he twice deposed from the throne
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