<Ul> <Li> Lothair I received Middle Francia, the central portion of the empire . </Li> </Ul> <Li> Lothair I received Middle Francia, the central portion of the empire . </Li> <Dl> <Dd> <Dl> <Dd> In the settlement, Lothair (who had been named co-emperor in 817) retained his title as emperor as well as the imperial title, but it conferred only nominal overlordship of his brothers' lands . </Dd> <Dd> His domain later became the Low Countries, Lorraine, Alsace, Burgundy, Provence, and the Kingdom of Italy (which covered the northern half of the Italian Peninsula). He also received the two imperial cities, Aachen and Rome . </Dd> </Dl> </Dd> </Dl> <Dd> <Dl> <Dd> In the settlement, Lothair (who had been named co-emperor in 817) retained his title as emperor as well as the imperial title, but it conferred only nominal overlordship of his brothers' lands . </Dd> <Dd> His domain later became the Low Countries, Lorraine, Alsace, Burgundy, Provence, and the Kingdom of Italy (which covered the northern half of the Italian Peninsula). He also received the two imperial cities, Aachen and Rome . </Dd> </Dl> </Dd>

Which of the following best describes the battle of verdun