EntityQ2651410· pop 13· linked from 180 articles2nd ArmySign in to save1914-1918 army-level command formation of the Imperial Russian ArmyConnectionsImperial Russian ArmyEntityLake Naroch OffensiveEntity1st Army Corps (Russian Empire)Entity6th Army CorpsEntityWarsawEntityWorld War IConceptRussian EmpireCountryAustria–HungaryEntityGerman EmpireEntityarmyEntitycryptographyEntityprisoner of warEntityFrench Third RepublicEntitytelegraphyEntitylieutenant generalEntitycorpsEntitymobilizationEntityKönigsbergEntityWWI Eastern FrontEntityBattle of TannenbergEntityCategoriesField armies of Russia in World War IMilitary units and formations disestablished in 1918Military units and formations established in 1914