The subject of research are the features of ethnic migrations, the evolution of Roman strategy, Roman cultural expansion, transformations of traditional cults and the specifics of the spread of Christianity in the Northern Black Sea region in the Roman and late antique Dogun periods. The purpose of the dissertation is to create a holistic picture of the history of ancient civilization and the barbarian world of the Northern Black Sea region in the 3rd quarter of the 1st century. BC e. - 3rd quarter of the IV century. n e., taking into account the peculiarities of ethnic migrations and the evolution of Roman strategy in the region.