Omsk

Omsk (ômsk), city (1989 pop. 1,148,000), capital of Omsk region, W Siberian Russia, at the confluence of the Irtysh and Om rivers and on the Trans-Siberian RR. It is a major river port and produces agricultural machinery and railway equipment. There are also oil refineries supplied by pipelines from the West Siberian basin. Factories in Omsk also produce footwear, clothing, tires, and consumer goods. Founded as a fortress in 1716, Omsk became a major transportation and administrative center in the 19th cent. and a place of detention for political exiles. Feodor Dostoyevsky was imprisoned there from 1849 to 1853. During the civil war that followed the Revolution of 1917, Omsk served as headquarters of the anti-Bolshevik armed forces of Admiral A. V. Kolchak.

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Omsk

City (pop., 2002: 1,133,900), west-central Russia. It is located in southwestern Siberia at the confluence of the Irtysh and Om rivers. Founded in 1716 as a military stronghold, Omsk became a city in 1804. It remained the headquarters of the Siberian Cossacks until the late 19th century. In 1918–19 it was the seat of the anti-Bolshevik government of Adm. Aleksandr Kolchak. Its growth was spurred by the building of the Trans-Siberian Railroad in the 1890s and the onset of World War II. Pipelines from the Volga-Urals and western Siberian oil fields supply the refinery, and the petrochemical industry is also is important.

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Omsk

a city in W central Russia, at the confluence of the Irtysh and Om Rivers: a major industrial centre, with pipelines from the second Baku oilfield. Pop.: 1 132 000 (2005 est.)