Chief Action: (1) Three hundred ships lost by storm off Mt. Athos.

Results: Partial success against Macedonians and Thracians. Continued plans of Darius for subjugating Greece.

b. Second Persian Expedition—490 B. C.

Leaders: Datis, (1) Artaphernes; (2) Miltiades.

Chief Actions: (1) Naxos, Eretria; (2) Marathon (490 B. C.)

Results: The Athenians are victorious and the Persians retreat to Asia Minor.

c. Third Persian Expedition—481-480 B. C.

Xerxes desires to avenge his father’s defeat.

Leaders: (1) Xerxes; (2) Leonidas, Eurybiades, Themistocles.

Chief Actions: (1) Thermopylæ, Salamis, Artemisium, Athens burned.