About the book: 1984 / The monograph is dedicated to the history of the formation and development of the state territory of North-Eastern Rus'. The study covers the period from the 10th century, when the lands of the Volga-Oka interfluve became part of the Old Russian state, and until the end of the 14th century, when the process of consolidation of the lands of the north-eastern principalities under the rule of the Moscow princes clearly emerged. The work examines the issues of territorial development of the Rostov (later Vladimir-Suzdal) land in the 10th–12th centuries, its disintegration into a number of principalities at the beginning of the 13th century, territorial changes caused by the Horde yoke, and the evolution of territories in the 14th century. principalities of Vladimir, Tver, Suzdal, Nizhny Novgorod, Yuryevsky, Dmitrovsky, Galitsky, Starodubsky, Rostov, Uglitsky, Yaroslavl, Molozhsky and Belozersky, provides data on the most ancient cities and villages of central Russia.