The Battle of Plataea in 479 BCE is one of world history’s unjustly neglected events. It decisively ended the threat of a Persian conquest of Greece. For the Spartans, the driving force behind the Greek victory, the battle was sweet vengeance for their defeat at Thermopylae the year before. Cartledge masterfully exposes the Athenian/Spartan rivalry that ‘rewrote the history books’.