The Persian Empire.
The Persians attacked the Greeks in the Persian war
They didn't change. After seeing off the Persians, they went back to their usual fighting each other.
The greeks
the Greeks and the Greeks lost
Relieved.
The Persians.
Its called ''the Persian wars'' or the ''Greco-Persian wars''.
It essentially became a standoff - after the Greeks repelled the Persian attempt to incorporate them into the Persian empire, a peace was arranged and the Greeks went back to fighting each other. The Persian empire continued on until over-run by Macedonia.
Encouraged the Greeks to attack the Persian on ships
Aegean.
Persian War
The Trojans were fighting the Greeks