Peltast their ranks (to allow the Persian cavalry through) and proceeded to deal blows (with swords) and throw javelins at them as they went through. Xenophon's description makes it clear that these peltasts were armed with swords, as well as javelins, but not with spears. When faced with a charge from the Persian cavalry they opened their ranks and allowed the cavalry through while striking them with swords and hurling javelins at them. They became the main type of Greek mercenary infantry in the 4th century BCE. Their equipment was less expensive than that of traditional hoplites and would have been
Ancient Greek warfare Datis and Artaphernes to attack Attica, to punish Athens for her intransigence. After burning Eretria, the Persians landed at Marathon. An Athenian army of c. 10,000 hoplites marched to meet the Persian army of about 25,000 troops. The Athenians were at a significant disadvantage both strategically and tactically. Raising such a large army had denuded Athens of defenders, and thus any attack in the Athenian rear would cut off the Army from the City. Tactically, the hoplites were very vulnerable to attacks by cavalry, and the Athenians had no cavalry to defend the flanks. After several days of stalemate at