The last campaign against Brandenburg during Bolesław's lifetime took in the summer of 1278, when Greater Poland troops advanced to Myślibórz and eventually recovered Santok.
Kampanye terakhir melawan Brandenburg selama masa Bolesław berlangsung pada musim panas tahun 1278, ketika Wielkopolska maju ke Myślibórz dan akhirnya berhasil memulihkan Santok.