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 Thermopylae (279 BC) Aetolians all joined the defence - the old and women joining the fight. Realising that the Gallic sword was dangerous only at close quarters, the Aetolians resorted to skirmishing tactics. The Gauls destroyed Kallion, on the borders between Eurytania and Aetolia, committing horrible atrocities, but the resistance of the entire Aetolian population at the site Kokkalia, where also the elderly and the women and children fought, dealt a decisive blow to the Galatian threat. According to Pausanias, only half the number who had set out for Aetolia returned. Eventually Brennus found a way around the pass at Thermopylae but the