xix army corps reached brest-litovsk on 14 september 1939. the battle of brest-litovsk between 14 september and 17 september 1939 saw the corps and 10th panzer division pitted against konstanty plisowski's brześć defense group, a small token force using outdated ft-17 tanks. this obstacle too the xix army corps overcame after some three days of delay actions by the polish defenders. plisowski's polish soldiers, just like raginis' units at wizna, slowed down xix army corps in spite of the crushing numerical and technological advantages on the german side. plisowski abandoned the city near the end of the battle and retreated to other polish lines. he would end up a soviet pow and was eventually murdered in the katyn massacre.