However , he was approached Self_motion by an Argive citizen who requested his assistance in overthrowing the government of Argos .

Seeking to take advantage of the opportunity , Pyrrhus took Motion his army to Argos , being harried Damaging along the way by the Spartans .

Whilst attempting to seize Arrest Argos by night , Pyrrhus was set upon Attack by his Argive opponents as well as the Spartans and Antigonus ' Macedonians .

The First Peloponnesian War ( 460–445 BC ) was fought Hostile_encounter between Sparta as the leaders of the Peloponnesian League and Sparta 's other allies , most notably Thebes , and the Delian League led by Athens with support from Argos .