The Byelorussian Military District (alternative spelling Belorussian) was a military district of the Soviet Armed Forces. Originally in the times of Russian Civil War it formed as the Western Front, and in April 1924 it was renamed to the Western Military District. In October 1926 it was redesignated the Belorussian Military District, with its staff in Smolensk. It covered the territory of the Byelorussian SSR and the western part of the RSFSR (including Smolensk area, Bryansk area, and parts of Kaluga area). The 26th Air Army included in 1990: