After they defeated the united Rus'-Bulgarian forces in the Battle of Arcadiopolis and recaptured Pereyaslavets, Svyatoslav was forced to flee to the northern fortress of Dorostolon (Drustur/Dorostorum).
Setelah mereka mengalahkan tentara gabungan Rus-Bulgaria dalam Pertempuran Arcadiopolis dan merebut Pereyaslavets, Svyatoslav wterpaksa mundur ke benteng Dorostolon (Drustur/Dorostorum).