of January 1, 1926, the administrative-territorial division of the Uzbek SSR were as follows: However, oblasts and uyezds were abolished in the same year. Instead, they were converted into 10 okrugs: Andijan, Bukhara, Zeravshan, Kashka-Darya, Samarkand, Surkhan-Darya, Tashkent, Ferghana, Khodjent and Khorezm. The okrugs were further divided into rayons (analogous to districts). In 1929, the Tajik Autonomous Soviet Socialist Republic and the Khodjent Okrug withdrew from the Uzbek SSR to become the Tajik SSR. This decision was approved by the CEC of the USSR on December 5, 1929. In 1930, Tashkent became the capital of the Uzbek SSR. In the same year, all okrugs, as elsewhere in the Soviet Union, were abolished, and their constituent territories were transferred to the direct subordination of the soviet republic. In 1931, there were 71 rayons (districts) in the Uzbek SSR (which were divided into 1494 village councils) and 9 cities of republican subordination (which managed another 204 village councils). In 1935, some of the rayons of the Uzbek SSR were merged into Kashka-Darya Okrug. On December 5, 1936, the Kara-Kalpak ASSR was transferred to the Uzbek SSR from the RSFSR. 1938–1987 On January 15, 1938, the Uzbek SSR underwent again some transformations to comprise the newly established Bukhara (including Surkhan-Darya Okrug), Samarkand, Tashkent, Ferghana and Khorezm Oblasts. According to data on October 1, 1938, the administrative-territorial division of Uzbekistan were as follows: On March 6, 1941, Andijan and Namangan were taken off the Fergana Oblast to become separate regions, and the Surkhan-Darya Okrug was transformed into the Surkhan-Darya Oblast. On January 20, 1943 part of the Bukhara Oblast was withdrawn to enter a part of the Kashka-Darya Oblast. As a result, by January 1, 1947, the administrative-territorial division of the Uzbek SSR became as follows: By a decree of the Presidium of the USSR Armed Forces dated February 13, 1956, part of the lands of the Hungry Desert and the Bostandyk (now Bostanlyk) district were taken from the Kazakh SSR and given to the Uzbek SSR. In 1963, a decree of the Presidium of the Supreme Soviet of the USSR also ruled that 36.6 thousand sq. km of underutilized lands of Chimkent and Kzyl-Orda belonging to Kazakh SSR be allocated to Uzbekistan. On January 25, 1960, the Kashkadarya and Namangan Oblasts were abolished. The former became mostly part of the Surkhan-Darya Oblast, while the latter was distributed between Andijan and Ferghana Oblasts. Shortly