Unlike some later attacks on modern Italian soil, it is unknown which specific Slavic tribe conducted this excursion. However, with some other data (Italian monks claim that Slavs acknowledged paramount rule of the Byzantine emperor), the well equipped attack on the Lombards, main opponents of the Byzantine Empire in Italy, points to the close connections between the Slavs and the Byzantines and the Byzantine overall influence, corroborating the DAIs claim that Serbs settled in the Balkans in accordance with the Byzantine emperor.