 This funding practice inevitably prompted renewed fighting in 450 BC, where the Greeks attacked at the Battle of Cyprus.After Cimon's failure to attain much in this expedition, the Peace of Callias was agreed among Athens, Argos and Persia in 449 BC.Artaxerxes I offered asylum to Themistocles, who was probably his father Xerxes's greatest enemy for his victory at the Battle of Salamis, after Themistocles was ostracized from Athens.