The Advice of Demaratus to Xerxes. - Themistocles. - Actions off Artemisium. - The Greeks retreat. - The Persians invade Delphi, and are repulsed with great Loss. - The Athenians, unaided by their Allies, abandon Athens, and embark for Salamis. - The irresolute and selfish Policy of the Peloponnesians. - Dexterity and Firmness of Themistocles. - Battle of Salamis. - Andros and Carystus besieged by the Greeks. - Anecdotes of Themistocles. - Honours awarded to him in Sparta. - Xerxes returns to Asia. - Olynthus and Potidaea besieged by Artabazus. - The Athenians return Home.