ALEXANDER I., king of Epirus about 342 B.C., brother of
Olympias the mother of Alexander the Great, and son-in-law
of Philip of Macedon, whose daughter Cleopatra he married
(336). In 332 he crossed over to
Italy to assist the
Tarentines against the Lucanians, Bruttians and Samnites.
He gained considerable successes and made an arrangement
with the Romans for a joint attack upon the Samnites