San Giovanni in Persiceto
San Giovanni in Persiceto in Emilia-Romagna was the centre of the Lombard Duchy of Persiceta from 728.
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Sergius — Liber pontificalis ecclesiae Ravennatis
The Venetians are mentioned twice in the biography of Sergius, archbishop of Ravenna (744–769, in the “Liber pontificalis ecclesiae Ravennatis”.
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Gregory II — Liber Pontificalis
The Liber Pontificalis for Gregory II (715–731), recounts in great detail the conflicts between the Eastern Roman Empire and the Papacy, with repeated attempts at the life of the pope.