 When these two powers quarrelled during the peace of Nicias, it remained loyal to the Spartans.At the reprise of the war, during the Athenian expedition in Sicily, the Sicyonians contributed 200 pressed hoplites under their commander Sargeus to the force that relieved Syracuse.At the beginning of the 4th century, in the Corinthian war, Sicyon sided again with Sparta and became its base of operations against the allied troops round Corinth.