The Spartans and Athens went to war in 431 B.C. and the war ended in 404 B.C.
The Spartans won the Peloponnesian war, the only war between the Athenians and the Spartans.
The best war ever
The Spartans made their own war aims, they did not ask Athens for them.
Alcibiades who defected to the Spartans .
The Peloponnesian War , the war between Athens and Sparta , was won by the Spartans .
Athens and Sparta fought Persia in the Peloponesian War.
I really don't know
Spartans trained for war from early childhood .
Sparta and Athens were allies against Persia in the Persian War.
The Persian empire.Note: Athens was also fighting with the Spartans, see the Pelopponnesian war.
Spartans had a better armty