Theron son of Aenesidamus, was a Greek

Ancient Greece

Ancient Greece is a civilization belonging to a period of Greek history that lasted from the Archaic period of the 8th to 6th centuries BC to the end of antiquity. Immediately following this period was the beginning of the Early Middle Ages and the Byzantine era. Included in Ancient Greece is the...

 tyrant

Tyrant

A tyrant was originally one who illegally seized and controlled a governmental power in a polis. Tyrants were a group of individuals who took over many Greek poleis during the uprising of the middle classes in the sixth and seventh centuries BC, ousting the aristocratic governments.Plato and...

 of the town of Acragas

Agrigento

Agrigento , is a city on the southern coast of Sicily, Italy, and capital of the province of Agrigento. It is renowned as the site of the ancient Greek city of Akragas , one of the leading cities of Magna Graecia during the golden...

 in Sicily

Sicily

Sicily is a region of Italy, and is the largest island in the Mediterranean Sea. Along with the surrounding minor islands, it constitutes an autonomous region of Italy, the Regione Autonoma Siciliana Sicily has a rich and unique culture, especially with regard to the arts, music, literature,...

 from 488 BC. He soon became an ally of Gelo

Gelo

Gelo , son of Deinomenes, was a 5th century BC ruler of Gela and Syracuse and first of the Deinomenid rulers.- Early life :...

, who at that time controlled Gela

Gela

Gela is a town and comune in the province of Caltanissetta in the south of Sicily, Italy. The city is at about 84 kilometers distance from the city of Caltanissetta, on the Mediterranean Sea. The city has a larger population than the provincial capital, and ranks second in land area.Gela is an...

, and from 485 BC Syracuse. Gelo later became Theron's son-in-law.

Theron went to war with the city of Selinunte

Selinunte

Selinunte is an ancient Greek archaeological site on the south coast of Sicily, southern Italy, between the valleys of the rivers Belice and Modione in the province of Trapani. The archaeological site contains five temples centered on an acropolis...

 and the tyrant of Himera

Himera

thumb|250px|Remains of the Temple of Victory.thumb|250px|Ideal reconstruction of the Temple of Victory.Himera , was an important ancient Greek city of Sicily, situated on the north coast of the island, at the mouth of the river of the same name , between Panormus and Cephaloedium...

, Terillus

Terillus

Terillus son of Crinippus, tyrant of Himera, in Sicily.Nothing is know about how Terillus rose to power. Nor is there any information available to historians about the duration or events of his reign...

. The latter, expelled from his city, therefore sought an alliance with Carthage

Carthage

Carthage , implying it was a 'new Tyre') is a major urban centre that has existed for nearly 3,000 years on the Gulf of Tunis, developing from a Phoenician colony of the 1st millennium BC...

 through his son-in-law Anaxilas

Anaxilas

Anaxilas or Anaxilaus , son of Cretines, was a tyrant of Rhegium . He was originally from Messenia, a region in the Peloponnese....

, tyrant of Rhegium. Theron occupied Himera but was then besieged in this city by a Carthaginian army, assisted by Terillus. In 480 BC, Theron, with the support of Gelo, won a great victory

Battle of Himera (480 BC)

The Battle of Himera , supposedly fought on the same day as the more famous Battle of Salamis, or on the same day as the Battle of Thermopylae, saw the Greek forces of Gelon, King of Syracuse, and Theron, tyrant of Agrigentum, defeat the Carthaginian force of Hamilcar the Magonid, ending a...

 outside the walls of Himera against the Carthaginians and their allies. During the reign of Theron, Acragas along with Syracuse and Selinunte formed a kind of "triumvirate" which dominated Greek Sicily at the time. Theron died in 473 BC and was briefly succeeded by his son Thrasydaeus

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...

, before he was defeated by Gelo's brother and successor, Hiero I

Hiero I of Syracuse

Hieron I was the son of Deinomenes, the brother of Gelon and tyrant of Syracuse in Sicily from 478 to 467 BC. In succeeding Gelon, he conspired against a third brother Polyzelos. During his reign, he greatly increased the power of Syracuse...

. After that defeat, Acragas came under the control of Syracuse.

Pindar

Pindar

Pindar , was an Ancient Greek lyric poet. Of the canonical nine lyric poets of ancient Greece, his work is the best preserved. Quintilian described him as "by far the greatest of the nine lyric poets, in virtue of his inspired magnificence, the beauty of his thoughts and figures, the rich...

 dedicates two Olympian odes, 2 & 3, to Theron, both for the same victory in the chariot race at the Olympic Games of 476 B.C. The poet Simonides of Ceos

Simonides of Ceos

Simonides of Ceos was a Greek lyric poet, born at Ioulis on Kea. The scholars of Hellenistic Alexandria included him in the canonical list of nine lyric poets, along with Bacchylides and Pindar...

was also active at Theron's court.