Thrasydaeus

Thrasydaeus, tyrant of Agrigentum, was the son and successor of Theron. Already during his father`s lifetime he had been appointed to the government of Himera, where, by his violent and arbitrary conduct, he alienated the citizens, so that they were close to revolt. But when they applied for support to Hiero of Syracuse, he betrayed them to Thero....
Found on http://en.wikipedia.org/wiki/Thrasydaeus

Thrasydaeus

(from the article `Himera`) ...which ended in the death of Hamilcar at the Battle of Himera in 480 . Four years later, the citizens of Himera appealed to Hieron of Syracuse for ...
Found on http://www.britannica.com/eb/a-z/t/43
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