Battle of Thermopylae all Greek soldiers in the second Persian invasion. It is sometimes stated that Thermopylae was a Pyrrhic victory for the Persians (i.e., one in which the victor is as damaged by the battle as the defeated party). However, there is no suggestion by Herodotus that the effect on the Persian forces was that. The idea ignores the fact that the Persians would, in the aftermath of Thermopylae, conquer the majority of Greece, and the fact that they were still fighting in Greece a year later. Alternatively, the argument is sometimes advanced that the last stand at Thermopylae was a successful
Gauls army, defeated Bolgius and repelled the invading Gauls. In the second Gaulish invasion of Greece (278 BC), the Gauls, led by Brennos, suffered heavy losses while facing the Greek coalition army at Thermopylae, but helped by the Heracleans they followed the mountain path around Thermopylae to encircle the Greek army in the same way that the Persian army had done at the Battle of Thermopylae in 480 BC, but this time deafeating the whole of the Greek army. After passing Thermopylae the Gauls headed for the rich treasury at Delphi, where they were defeated by the re-assembled Greek army. This