After spreading throughout Europe, Celts had been threatening Macedon and northern Greek states for years when a Celtic leader decided to invade. And just as the Spartans had done in 480 BC, a coalition of Greeks marched to meet them at Thermopylae. The ancient pass would once again be the site of a battle for the future of Greece.
October 5 represents the anniversary of what is generally considered to have been an aviation first, the first time that the crew of one airplane shot down another airplane- the first aerial victory in history.