launched a military expedition against Cyrene, but was decisively defeated at the Battle of Irasa.

According to Herodotus, conflict with king Arcesilaus II "the Cruel" (c. 560-550 BC) led his brothers to leave the city and found the city of Barca to the west. Archaeological evidence shows that Greek presence at Barca predates this foundation, going back to the seventh century. Arcesilaus was defeated by the Barcans and Libyans at the Battle