RESULTS: For the first time Greek cities join in an effective
league. Crisa destroyed.
=PERSIAN WARS.=--500-479 B. C.
(1) =Persians= vs. (2) Greeks.
CAUSE: Aid given by Athens and Eretria to revolting Ionic Greek
cities, leading to burning of Sardis, 497 B. C.
a. First Persian Expedition--493 B. C.