Ancient Macedonian army at 4,500, asserting it was closer to 5,100 horsemen. The army led by Alexander the Great into the Persian Empire included Greek heavy infantry in the form of allied contingents provided by the League of Corinth and hired mercenaries. These infantrymen would have been equipped as hoplites with the traditional hoplite panoply consisting of a thrusting spear ("doru"), bronze-faced "hoplon" shield and body armour. In appearance, they would have been almost identical to the hypaspists. In battle, the Greek hoplites had a less active role than the Macedonian phalangites and hypaspists. At Gaugamela, the Greek infantry formed the defensive rear
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