Biography of Duque de Toscana Adalberto I (s. IX)

Marquis of Luca and Duke of Tuscany, died to the 884. It was revived in the year 847 in the Duchy of Tuscany, which his father, Bonifacio II, had been stripped by the Emperor Lotario. It held to Carloman against Carlos the bald, addicted to Pope Juan VIII, and scorned the excommunication launched against it.