THE KINGDOM OF BITHYNIA (278-74 B.C.)
278 Nicomedes I assumes title of king, and maintains himself on the throne in spite of civil discord and threatened invasion by Antiochus I. He allies himself with the Gauls, who have invaded Asia Minor.
250 His son, Zielas, succeeds after asserting his rights against his half-brother.
228 His son, Prusias I, succeeds.
220 Prusias at war with the Byzantines in conjunction with the Romans.
216 Prusias defeats a Gallic army invited into Asia by Attalus.
207 Prusias assists Philip of Macedon in war with Romans, and invades Pergamus.
188 Prusias at war with Eumenes II of Pergamus. Hannibal lends him assistance.
180 Prusias II succeeds his father.