Battle of Plataea other. The Allies initially adopted a strategy of blocking land and sea approaches to southern Greece. Thus, in August 480 BC, after hearing of Xerxes' approach, a small Allied army led by Spartan King Leonidas I blocked the Pass of Thermopylae, while an Athenian-dominated navy sailed to the Straits of Artemisium. Famously, the massively outnumbered Greek army held Thermopylae for three days before being outflanked by the Persians, who used a little-known mountain path. Although much of the Greek army retreated, the rearguard, formed of the Spartan and Thespian contingents, was surrounded and annihilated. The simultaneous Battle of Artemisium, consisting
Battle of Himera (480 BC) the expense of native Sicilians and other Greek cities during 505–480 BC, with the Dorian city of Gela being the most successful. Cleander (505–498 BC) and his brother Hippocrates (498–491) of Gela successfully took over both Ionian and Dorian Greek territory, and by 490 BC, Zankle, Leontini, Catana, Naxos, besides neighboring Sicel lands and Camarina had fallen to Gela. Gelo, successor of Hippocrates, captured Syracuse and made the city his capital. By using ethnic cleansing, deportation and enslavement, Gelo transformed the former Ionian cities into Dorian ones and made Syracuse the dominant power in Sicily. Meanwhile, Akragas, another Doric city,