It was a holding action to force the Persian fleet to engage the Greek fleet in the hope of destroying it. The Greek fleet lost and was withdrawn. The force at Thermopylai was then also withdrawn.
Its significance is symbolic - when the withdrawal was ordered the Spartan contingent selflessly continued to hold the pass to the death to let the other Greek contigents escape.
It failed in its aim. Its importance was as a symbol of Greek resistance to foreign invasion.
The Persian war ended Persian expansion to the west. Thermopylae was a minor tactical delaying action which failed.
Thermopylae
The narrow coastal pass of Thermopylae . August or September 480 BC
The answer is no Because Thermopylae is a battle not a city.
Leonidas at Thermopylae was created in 1814.
Xerxes I, son of Darius I, was victorius at Thermopylae.
Leonidas I was the leader of Battle of Thermopylae.
The Battle of Thermopylae occurred , approximately , August or September 480BC .
the battle of Thermopylae took place in August 480 bc
Persians
The Spartans combed their hair before the Battle of Thermopylae as a demonstration of their commitment to honor and valor. It was customary for Spartan warriors to present themselves with a well-groomed appearance, reflecting their readiness and pride in facing death. This act symbolized their belief in the importance of maintaining dignity, even in the face of overwhelming odds.