of his provinces. That victorious host had already fulfilled half its mission of vengeance. Eretria, the confederate of Athens in the bold march against Sardis nine years before, had fallen in the last few days; and the Athenian generals could discern from the heights the island of Ægilia, in which the Persians had deposited their Eretrian prisoners, whom they had reserved to be led away captives into Upper Asia, there to hear their doom from the lips of King Darius himself. Moreover, the men of Athens knew that in the camp before them was their own banished tyrant, who was seeking to be reinstated by foreign scymitars in despotic sway over any remnant of his countrymen, that might survive the sack of their town, and might be left behind as too worthless for leading away into Median bondage.
The numerical disparity between the force which the Athenian commanders had under them, and that which they were called on to encounter, was hopelessly apparent to some of the council. The historians who wrote nearest to the time of the battle, do not pretend to give any detailed statements of the numbers engaged, but there are sufficient data for our making a general estimate. Every free Greek was trained to military duty; and, from the incessant border wars between the different states, few Greeks reached the age of
