The Iapygian-Tarentine Wars were a set of conflicts and wars between the Greek colony of Taras and the three Iapygian peoples, the Messapians, Peucetians and Daunians. Conflicts started immediately after the foundation of Taras in 706 BC over domination of the fertile adjacent plains in southern Italy. The expansion of Taras was limited to the coast because of the resistance of the populations of inner Apulia. In 473 BC, Taras signed an alliance with Rhegion, to counter the Messapians, Peucetians, and Lucanians, but the joint armies of the Tarentines and Rhegines were defeated near Kailia, in what Herodotus claims to be the greatest slaughter of Greeks in his knowledge, with 3,000 Reggians and uncountable Tarentines killed. In 466 BC, Taranto was again defeated by the Iapygians; according