Ленинский район
On August 1, 1927 Pskov Governorate was abolished, and Leningrad Oblast was established. Toropetsky Uyezd was abolished as well, and Leninsky District, with the administrative center in the selo of Khotilitsy was established. It belonged to Velikiye Luki Okrug of Leningrad Oblast. In 1928, the district center was moved to Andreapol. On June 17, 1929, the district was transferred to Western Oblast. On August 1, 1930 the okrugs were abolished, and the districts were subordinated directly to the oblast. On January 29, 1935 Kalinin Oblast was established, and Leninsky District was transferred to Kalinin Oblast. In 1938, Andreapol was granted urban-type settlement status. Between September 1941 and January 1942, during World War II, the district was occupied by German troops. On August 22, 1944, the district was transferred to newly established Velikiye Luki Oblast. On October 2, 1957, Velikiye Luki Oblast was abolished, and Leninsky District was transferred back to Kalinin Oblast. In February 1963, during the abortive administrative reform by Nikita Khrushchev, Leninsky District was merged into Toropetsky District. On January 12, 1965 Andreapolsky District was established in the areas which previously belonged to Toropetsky and Ostashkovsky Districts. In 1967, Andreapol was granted town status. In 1990, Kalinin Oblast was renamed Tver Oblast.