Kammala jumla mai zuwa: Yin gwagwarmaya kan Kobryn da Pruzana sun ɗaure duka Sojoji na Hudu na Soviet, wanda ya cire barazanar kama sansanin Brest, kuma ya ba da damar hedkwatar Sojojin Poland don shirya shirin aiki don
Yaƙin Kogin Niemen. Bugu da ƙari, Sojojin Soviet na 12th, suna yaƙi a Volhynia, dole ne su ja da baya, yayin da reshensa ya zo ƙarƙashin matsin lamba na Poland.