Polybius, The Histories of Polybius, Vol…
“ No sooner did the Illyrians learn the approach of the Romans than they hurriedly broke up the siege and fled. The Romans, taking the Epidamnians under their protection, advanced into the interior of Illyricum, subduing the Ardiaei as they went. The Roman settlement of Illyricum. They were met on their march by envoys from many tribes: those of the Partheni offered an unconditional surrender, as also did those of the Atintanes. Both were accepted: and the Roman army proceeded towards Issa, which was being besieged by Illyrian troops. ”
