It is an extraordinary fact that, if ostracism was introduced in 598 B.C. for the purpose of expelling Hipparchus it was not till twenty years later that he was condemned.
The conflict between the two leaders ended in the ostracism of Aristides, at a date variously given between 485 and 482.
The whites who were responsible for the conduct of the blacks were warned or driven away by social and business ostracism or by violence.
4, and note that in Athens, ostracism gratuitously anticipated a crime which, if committed, would have been punishable in the popular Heliaea.
The change in Athenian foreign policy, which was consequent upon the ostracism of Cimon in 461, led to what is sometimes called the First Peloponnesian War, in which the brunt of the fighting fell upon Corinth and Aegina.