Expansion of Macedonia under Philip II a significant problem, blocking the main route into Greece. However, a second route into central Greece was available. In 480 BC, during the Battle of Thermopylae, the Persian king Xerxes had sent his army via a mountain track (the "Anopea") to outflank the pass. From this track, on the western side of Mount Kallidromon, another road led off and descended in Phocis. In 480 BC, a thousand Phocian troops were stationed above Thermopylae to guard the road and prevent a Persian assault on Phocis (though they notably failed to prevent the Persians using "Anopea"). However, in 339 BC, the Greeks
Marcus Fabius Vibulanus (consul 483 and 480 BC) the funerals of his brother and of Manlius. Thereafter, he earned the affection of the people by distributing the wounded troops among the households of the patricians to be cared for as they healed. According to Roman historical tradition, all of the male members of the "gens Fabia" except one perished in the Battle of the Cremera in 477 BC. If this tradition is correct, then Marcus died that year in the disaster. Tradition identifies the sole survivor as his son Quintus Fabius Vibulanus, who was too young to go to war. Marcus Fabius Vibulanus (consul 483 and 480 BC)