Sparta is most famous battle was Thermopylae.The year 480 BC.A huge Persian army was trying to invade Greece.Barring the way at the mountain pass of Thermopylae were 300 Spartan soldiers led by King Leonidas,along with a few hundred other Greeks.The Spartans is brave fight lasted three days.One story says that after they broke their swords the Spartans fought the Persians with their bare hands and teeth in the end,Leonidas and his Spartans lay dead.The Persians marched on to capture Athens.But soon afterwards the Greeks defeated the Persian fleet at the sea battle of Salamis.