Arimnestos of Plataea was one of the heroes of the Battle of Marathon in which the heroic Greeks halted the invading Persians in their tracks & fought in the equally celebrated naval battle at Salamis But even these stunning victories only served to buy the Greeks time as the Persians gathered a new army returning with overwhelming force to strike the final killing blow For the Greeks divided & outnumbered there was only one possible strategy attack & so in the blazing summer of 479 BC Arimnestos took up his spear one final time at the Battle of Plataea