Rubuta ci gaba ga wannan sakin layi - Yaƙin Duniya na Farko ya ɓarke a shekara ta 1914, kuma tare da hakan, an nada Janar Evert ya zama kwamandan rundunar soja ta 10. Kuma ya takaitaccen lokaci ya shiga cikin Yakin Gabashin Prussia, amma bayan kwanaki da yawa, an maye gurbinsa da Laftanar Janar Vasily Flug, kuma daga baya ya maye gurbin tsohuwar Janar Zaltsa, bayan haka ya shiga cikin mamayewar Galicia da yaƙin a Kogin Vistula
Ka yi haƙuri. A tsakiyar watan Agusta 1915, daga baya Evert ya maye gurbin shugaban hafsoshin sojojin Janar Mikhail Alekseyev a matsayin babban kwamandan Yammacin Yamma, an kuma sanya shi babban jami'in daga baya a watan Disamba na wannan shekarar. Daga Mayu zuwa Yuni, Evert da sojojinsa sun yi yaƙi da sojojin Austro-Jamus a Opatov da Lublin. Kuma a watan Satumba, sojojinsa sun yi nasarar murkushe nasarar Austro-Jamus tsakanin garuruwan Smorgon da Dvinsk, saboda wannan nasarar, an ba shi lambar yabo ta St. George na digiri na 3 a farkon Oktoba.