History of Athens returned under Darius's son Xerxes. When a small Greek force holding the pass of Thermopylae was defeated, the Persians proceeded to capture an evacuated Athens. The city of Athens got captured and sacked twice by the Persians within one year after Thermopylae. Subsequently, the Athenians (led by Themistocles), with their allies, engaged the much larger Persian navy at sea in the Battle of Salamis. Xerxes built a throne on the coast in order to watch the Greek navy being defeated, but instead, the Persians were routed. This established a great turning point in the war. In 479 BC, the Athenians
Battle of Thermopylae the Battle of Marathon in 490 BC. By 480 BC Xerxes had amassed a huge army and navy, and set out to conquer all of Greece. The Athenian politician and general Themistocles had proposed that the allied Greeks block the advance of the Persian army at the pass of Thermopylae, and simultaneously block the Persian navy at the Straits of Artemisium. A Greek force of approximately 7,000 men marched north to block the pass in the middle of 480 BC. The Persian army, alleged by the ancient sources to have numbered over one million, but today considered to have been