How 10,000 Spartans DESTROYED Persia's Immortals | Battle of Plataea Explained

One year after Thermopylae, Sparta didn't mourn — it prepared for vengeance. This is the untold story of the Battle of Plataea, the day 10,000 Spartans and their Greek allies faced the largest Persian army ever assembled and turned it into the bloodiest defeat the empire ever suffered. From the burning of Athens to the fall of Mardonius and the total annihilation of the legendary Immortals, this is the battle Hollywood never told you about — the real ending to the story of the 300.
Watch till the end to see how Sparta closed the blood debt of Thermopylae forever, and why Persia never set foot in Greece again.
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