Second Persian invasion of Greece Part of the Greco-Persian Wars Date 480 BC–479 BC Location Greece Result Decisive Greek victory Belligerents Greek city states including Athens and Sparta Persian Empire Commanders and leaders Themistocles Eurybiades Leonidas I † Pausanias Leotychides Xerxes I Artemisia I of Caria Mardonius † Hydarnes Strength Land Forces: 10,000 Spartans 9,000 Athenians 5,000 Corinthians 2,000 Thespians 1,000 Phocians 30,000 Greeks from other city-states, including Arcadia, Aegina, Eretria, and Plataea Sea Forces: 400 triremes 6,000 marines 68,000 oarsmen Total: 125,000 men 400 ships Land forces: 100,000 soldiers or less (modern estimates) Sea forces: 600 - 1200 ships (modern estimates)