Galla, the fifth doge of Venice, only ruled for one year, which was marked by violence.
Deusdedit was the fourth doge of Venice, ruling from 742 to 755, but we know little more about him than of the previous doges and the “magistri militum”.
Venetia existed within the Exarchate of Ravenna, as part of the Byzantine Empire, and what happened in the Exarchate mattered to Venetia.