The monograph examines the earliest fortified settlements of the Belarusian Polesie: their classification, defensive structures, material culture and economic activity of the inhabitants of the settlements. Particular attention is paid to the analysis of the historical situation in Belorussian Polesie and in adjacent territories in the second half of the 1st millennium BC - the beginning of the 1st millennium AD. The monograph is designed for researchers, museum workers, students of historical faculties of universities, local historians.