The Fourth4. ArmyOrdu was created in AugustAğustos [[1939]] in the [[BelorussianBeyaz SpecialRusya MilitaryÖzel DistrictAskerî Bölgesi]] from the Bobruisk ArmyOrdular GroupGrubu as an independent armybağımsız ordu.<ref>BOVO (00 СВЭ, Ô.8, ß.468.)(00 СВЭ, т.8, с.468.) 00; Western Special MD, A.G. Lenskii, Сухопутные силы РККА в предвоенные годы. Справочник. — Санкт-Петербург Б&К, 2000</ref> In SeptemberEylül [[1939]],'da the4. Fourth ArmyOrdu took part in the [[SovietSovyetlerin invasion of Poland (1939)|Soviet invasion ofPolonya PolandSeferi]]nde commandedgelecekteki bySovyetler the future Marshal of SovietBirliği UnionMareşali [[Vasily Chuikov|V.I. ChuykovÇuykov]] komutasında, the defender of [[BattleStalingrad of Stalingrad|StalingradSavaşı]]. Its order of battle in that operation is listed [[Soviet order of battle for invasion of Poland in 1939|here]].
