transfer their support. For Lothair, he could not yet act independently. Lothair nearly came to blows with his brother Louis, but with the intervention of the magnates Lothair I's division was maintained at the Treaty of Orbe and by late 856 Lothair was more well-established. His accession was confirmed by the king's anointment. Rabanus Maurus, the archbishop of Mainz, wrote a moral and military treatise for Lothair at his accession, tailored to his age.

Marriage issue and Hucbert's revolt