set the current borders of Tver Oblast. In the middle of the 1960s the oblast went through the abortive Khrushchyov administrative reform, when districts were first divided into large-scale agricultural and industrial districts, and several years later these were abolished, and the oblast got a district structure slightly different from that before the reform. In 1990, Kalinin Oblast was renamed Tver Oblast. Abolished districts After 1927 (with the exception of the aborted reform of 1963-1965) borders between the districts sometimes were modified, and as a result some of the districts were abolished. This list includes the districts which existed in the current area of Tver Oblast. Bologovsky District (the administrative center in the selo of Bologovo), Leningrad Oblast, Western Oblast, established in 1927, abolished in 1930, split between Leninsky and Kholmsky Districts; Brusovsky District (the settlement of Brusovo), Kalinin Oblast, established in 1936, abolished in 1960, split between Maksatikhinsky and Udomelsky Districts; Goritsky District (the selo of Goritsy), Moscow Oblast, Kalinin Oblast, established in 1929, abolished in 1963, merged into Rameshkovsky District; Ilyinsky District (the selo of Ilyino), Leningrad Oblast, Western Oblast, Kalinin Oblast, Velikiye Luki Oblast, Kalinin Oblast, established in 1927, abolished in 1960, merged into Oktyabrsky District; Kozlovsky District (the selo of Kozlovo), Kalinin Oblast, established in 1937, abolished in 1956, split between Maksatikhinsky and Spirovsky Districts; Kushalinsky District (the selo of Kushalino), Kalinin Oblast, established in 1935, abolished in 1956, split between Kalininsky, Goritsky, and Rameshkovsky Districts; Leninsky District (the selo of Khotilitsy, since 1928 in Andreapol), Leningrad Oblast, Western Oblast, Kalinin Oblast, Velikiye Luki Oblast, Kalinin Oblast, established in 1927, abolished in 1963, merged into Toropetsky District; Lukovnikovsky District (the selo of Lukovnikovo), Moscow Oblast, Kalinin Oblast, established in 1929, abolished in 1960, split between Kirovsky, Novotorzhsky, Rzhevsky, and Staritsky Districts; Mednovsky District (the selo of Mednoye), Kalinin Oblast, established in 1935, abolished in 1956, split between Kalininsky and Novotorzhsky Districts; Molodotudsky District (the selo of Molodoy Tud), Moscow Oblast, established in 1929, abolished in 1932; re-established in 1935 as Chertolinsky District (the administrative center in the selo of Chertolino), Kalinin Oblast; in 1936 the district center moved to Molodoy Tud, and the district renamed Molodotudsky; abolished in 1958, split between Kirovsky, Oleninsky, and Rzhevsky Districts; Nerlsky District (the selo of Nerl), Moscow Oblast, Kalinin Oblast, established in 1929, abolished in 1956, merged into Kalyazinsky District; Oktyabrsky District (the selo of Staraya Toropa, later the settlement