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 (191 BC) the Aetolians were forced to sue for peace. The battle reaffirmed the advantage of Rome's flexible maniple system against the rigid Hellenic phalanx, especially in battles fought on broken ground or from multiple directions. The battle was described by Appian (included below) and by Livy 36.16-19. Appian's account: Battle of Thermopylae (191 BC) The Battle of Thermopylae was fought in 191 BC between a Roman army led by consul Manius Acilius Glabrio and a Seleucid force led by King Antiochus III the Great. It was the first major battle of the Roman–Seleucid War. The Romans were victorious, and as a