This work investigates the political and social evolution of the ancient Greek city-state of Eretria from its prehistoric origins through the onset of the Persian Wars. Keith G. Walker, a scholar of Greek history, synthesizes archaeological evidence, epigraphic records, and literary sources to reconstruct the city's development. The book argues that Eretria functioned as a significant, independent power in the Aegean, challenging the traditional Athenian-centric view of Greek history. By examining the city's internal governance and external alliances, the author provides a comprehensive framework for understanding Eretrian influence in the archaic period.

Scholars and historians frequently cite this text as a definitive resource for understanding the specific regional history of Euboea. Readers often note the academic density of the prose, which relies heavily on specialized archaeological data and primary source analysis.