Diomedes. Diomedes or Diomede is a hero in Greek mythology, known for his participation in the Trojan War.
He was born to Tydeus and Deipyle and later became King of Argos, succeeding his maternal grandfather, Adrastus. In Homer's Iliad Diomedes is regarded alongside Ajax the Great and Agamemnon after Achilles as one of the best warriors of all the Achaeans in prowess.
Later, he founded ten or more Italian cities. After his death, Diomedes was worshipped as a divine being under various names in Italy as well as Greece.
Diomedes was, on his father's side, an Aetolian, and on his mother's an Argive. His father, Tydeus, was himself of royal blood, being the only son of Oeneus, the king of Calydon.
He had been exiled from his homeland for killing his relatives, either his cousins or his paternal uncles. In any case, Tydeus was exiled, and he found refuge at Argos, where the king, Adrastus, offered him hospitality, even giving him his daughter, Deipyle, to be his wife. The two were happily married and had two children together, a daughter, Comaetho, and a son, Diomedes. Sometime later, Polynices, a banished prince of Thebes, arrived in Argos; he approached Adrastus and pleaded his case to the king, as he requested his aid to restore him to his original homeland. Adrastos promised to do so and set out to gather an expeditionary force with which to march against Thebes. This force was made up o