This is a thorough historiographic review of the Battle of Marathon. Full use is made of the major ancient sources and the debate over the value of Herodotus. The book covers the rise of the Persian Empire, relations between the Greeks and the Persian Empire and the Ionian revolt that set the stage for the Persian expedition in 490 that led to the Battle of Marathon. The book also examines the development of the Persian and Greek military systems, weapons, armor, fighting styles and military tactics.

The battle itself is described along with the many questions, controversies and conflicting theories surrounding it, including an explanation of why the Athenians were able to defeat the mighty Persian Empire. The final chapter deals with the issue of the importance of the battle. The 1190 endnotes and bibliography of more than 400 sources dating from the 1850s to 2012 will allow readers to do more research on any of the topics covered.