The Bulgarians’ settlement in the Lower Danube area constituted one of the most significant events in the history of the Balkan Peninsula in the Middle Ages. The Danube Bulgaria’s rise and its territorial expansion changed the political situation in this area. The Bulgarians became Byzantium’s chief opponents in the struggle for establishing ascendancy over the Balkan Peninsula. The analysis of Theophanes’ Chronography, which remains, in addition to the account by Patriarch Nicephorus, the main source of information about these events supports the conclusion that this Byzantine author took a very negative view of the effects of the arrival of these nomads in the former Byzantine territories. Although this account has been analysed in detail...