In the 730s or early 740s, Hildeprand, nephew of king Liutprand, and Peredeo, duke of Vicenza, managed to take Ravenna, the capital of the Exarchate of Ravenna.
The events around the demise of the Exarchate of Ravenna only involved the Venetians marginally. It is nevertheless important to the history of Venice.
Venetia existed within the Exarchate of Ravenna, as part of the Byzantine Empire, and what happened in the Exarchate mattered to Venetia.
An excerpt of the “Liber Pontificalis” for Pope Zachary about Lombard attacks on Ravenna around 742.
The eventful reign of John VI, bishop of Ravenna (726β744), from the “Liber pontificalis ecclesiae Ravennatis”.
The Liber Pontificalis for Gregory II (715β731), recounts in great detail the conflicts between the Eastern Roman Empire and the Papacy, with repeated attempts at the life of the pope.
An account of the anti-iconoclast rebellion of 726β727 in Byzantine Italy, from the “Historia Langobardorum” by Paul the Deacon.
Venice started as a Byzantine duchy, ruled by a “dux”, but at some point, they started choosing their own dux β or doge. When, or even who, is not clear.
The lagoon was settled in Antiquity, and in the 600s, there were numerous known towns, and several important cities. Venice, however, was not one of them.
The list of lagoon settlements before the year 1000, from the “Istoria Veneticorum” by John the Deacon.

