▁Buch owski ▁note ▁that ▁the ▁Polish ▁ins urg ents ▁estimated ▁the ▁Lith uan ian ▁forces ▁at ▁ 1 , 2 0 0 ▁inf antry ▁( Ma ńcz uk ▁also ▁adds ▁an ▁estimate ▁of ▁ 1 2 0 ▁caval ry ), ▁including ▁a ▁ 4 0 0 - strong ▁g arrison ▁in ▁Se j ny . ▁ ▁Military ▁sk irm ishes ▁According ▁to ▁the ▁Lith uan ian ▁historian ▁Les č ius , ▁the ▁first ▁Polish ▁assault ▁of ▁about ▁ 3 0 0 ▁P MO ▁members ▁on ▁August ▁ 2 2 ▁was ▁rep elled , ▁but ▁the ▁next ▁day ▁Lith u ani ans ▁were ▁forced ▁to ▁retre at ▁towards ▁Laz d ij ai . ▁Over ▁ 1 0 0 ▁Lith u ani ans ▁were ▁imprison ed ▁in ▁Se j ny ▁when ▁their ▁commander ▁B ard aus k as ▁s ided ▁with ▁the ▁Pol es . ▁The ▁Polish ▁ins urg ents ▁also ▁attacked ▁Laz d ij ai ▁and ▁Kap č iam iest is , ▁towns ▁on ▁the ▁Lith uan ian ▁side ▁of ▁the ▁F och ▁Line . ▁ ▁In ▁early ▁morning ▁of ▁August ▁ 2 5 , ▁Lith u ani ans ▁counter att ack ed ▁and ▁re capt ured ▁Se j ny . ▁Polish ▁sources ▁claim ▁that ▁Lith u ani ans ▁there ▁were ▁a ided ▁by ▁a ▁company ▁of ▁Germ ans ▁volunte ers , ▁but ▁Lith uan ian ▁sources ▁assert ▁that ▁it ▁was ▁an ▁exc use ▁used ▁by ▁Rud nick i ▁to ▁explain ▁his ▁defeat . ▁The ▁Lith uan ian ▁forces ▁recovered ▁some ▁important ▁documents ▁and