Herodotus 
Xerxes Invades Greece [EPUB ebook] 

A king who would be worshipped as a god…When Xerxes, King of Persia, crosses the Hellespont at the head of a formidable army, it seems inevitable that Greece will be crushed beneath its might. But the Greeks are far harder to defeat than he could ever have imagined.As storms lash the Persian ships, and sinister omens predict a cruel fate for the expedition, Xerxes strives onward, certain his enemies will accept him as their king. But as he soon discovers, the Greeks will sacrifice anything, even their lives, to keep their liberty…