Rambai muchinyora ndima iyi - Mauto akaiswa pakati pe1st ne2nd Mauto panguva yeEast Prussian Campaign yaAugust 17 kusvika 15 September 1914, achifukidza kuruboshwe rwe1st Army pamwe ne2nd Army. Munguva yekudzokera kweRussia kubva kuEast Prussia yakadzivirira mutsetse weRwizi rweBobr uye yakafukidza nzira yeAugustów neGrodno. Mauto 1 ne10 akafukidza divi rerudyi reNorthwestern Front panguva yeWarsaw-Ivangorod Operation
waSeptember 15 kusvika kuOctober 25. Mukuru mukuru wemauto Thadeus von Sievers akatsiva Flug musi wa 23 September. Munguva ye Łódź Operation ya 29 Gumiguru kusvika 11 Mbudzi, mauto e1st ne10th Mauto akafukidza nzira yeMława pamahombekombe ekurudyi eVistula. Mukurwisa kwakatevera muEast Prussia, mauto akamiswa neyakasimba yakasimbiswa uye yakabata masvingo eGerman paMasurian Lakes uye akatadza kuabata.