EntityQ1823528· pop 10· linked from 404 articles21st ArmySign in to savea field army of the Red Army during World War IIConnectionsVasily GordovEntity1st Tank ArmyEntity20th Guards ArmyEntity40th ArmyEntity37th ArmyEntity6th Guards Tank ArmyEntity57th ArmyEntity2nd Guards Tank ArmyEntity3rd Guards Tank ArmyEntity6th Guards ArmyEntityNorth Western Operational CommandEntityVasyl HerasymenkoEntityRussianEntityWorld War IIConceptJoseph StalinPersonSoviet UnionConceptKatowiceEntityVolgogradEntityDnieperEntityVoronezhEntityCategoriesField armies of the Soviet Union