 In 1775, Tver Viceroyalty was formed from the lands which previously belonged to Moscow and Novgorod Governorates, and the area was transferred to Tver Viceroyalty, which in 1796 was transformed to Tver Governorate.The area was divided between Novotorzhsky (with the center in Torzhok) and Vyshnevolotsky (Vyshny Volochyok) uyezds.On 1 October 1929, governorates and uyezds were abolished, and Kamensky District with the administrative center in the settlement of Kuvshinovo was established.