In 480 BCE, 300 Spartan soldiers sacrificed themselves so that Greece would unite against the Persian invasion. This is the story of Leonidas I, the man who led them. Readers experience the rich culture of this ancient Greek city-state, a domain notorious for its intellectualism and diplomatic prowess. Readers will learn about how Leonidas I furthered democracy while maintaining the prosperity of his people, even in the face of adversity. Santillian and Macgregor Morris team up to prove that there is much more to Sparta than its magnificent military might.