Kammala jumlar mai zuwa: Yenshin ya canza wuri a watan Mayu 1935 don zama shugaban 1st Kalevala NKVD Border Detachment a Ukhta kafin ya zama shugaban 37th NKVD Border Detachment a Batumi a watan Disamba na 1937. Ya yi karatu a Makarantar Sakandaren NKVD ta Lenin a Moscow daga Oktoba 1939, amma an tura shi zuwa Arewa maso Yamma a watan Disamba, wanda ya yi yaƙi da shi a cikin
Yakin hunturu a matsayin kwamandan rundunar kan iyaka ta 2 na rundunar soja ta 9 a sashin Kandalaksha. Don "jaruntakarsa a yaƙi", Yenshin ya sami lambar yabo ta Red Banner a ranar 26 ga Afrilu, 1940. Bayan ƙarshen yaƙin ya koma Makarantar Higher NKVD, kuma bayan kammala karatunsa a watan Janairun 1941 ya zama malamin soja a makarantar.