1.106 to 1.128

301: Battle of Ipsus: Antigonus I was killed and the power of Demetrius Poliorcetes was destroyed. 297: Death of Cassander, ruler of Macedonia. Pyrrhus became king of Epirus (to 272). 295: (Spring) Athens was starved into surrender by Demetrius I Poliorcetes. 294: (Autumn) Demetrius Poliorcetes became king of Macedonia. 288: Lysimachus and Pyrrhus gained Macedonia from Demetrius I Poliorcetes. 285: Pyrrhus was pushed back to Epirus by Lysimachus. Demetrius Poliorcetes surrendered to Seleucus I and died in 283. 283/282: Ptolemy I Soter died; Ptolemy II Philadelphus succeeded (to 246). 281: Battle of Corupedium: Lysimachus of Thrace was defeated and killed by Seleucus I. Seleucus I was assassinated and succeeded by his son Antiochus I. Foundation of the Achaean Confederacy. 280-275: Campaigns of Pyrrhus of Epirus against Rome in south Italy and Sicily 280: Pyrrhus won the batde of Heraclea against Rome. 279: Pyrrhus won the battle of Asculum against Rome. Gauls invaded Macedonia and Greece as far as Delphi. 277: Antigonus II Gonatas defeated the Gauls near Lysimachia. 276: Antigonus II Gonatas became king of Macedonia, founding the Antigonid dynasty. 276/275: Ptolemy II married his sister Arsinoe II. 275: Pyrrhus was beaten by the Romans at the battle of Beneventum. 274/273-271: First Syrian War between Ptolemy II and Antiochus I Soter. 272: Surrender of Tarentum to Rome. Death of Pyrrhus of Epirus. 270: Hieron II became king at Syracuse (to 215) 268-263/262: Chremonidean War: Ptolemy II unsuccessfully supported Athens and Sparta against Antigonus II of Macedonia. 265: Mamertines were defeated by Hieron II at the battle of Longanus River. 264: Roman army entered Sicily to help the Mamertines against Carthage. Romans seized Messana. Beginning of the First Punic War. 263: Eumenes I succeeded Philetaerus as ruler of Pergamum. Hieron II of Syracuse became an ally of Rome. 262: Antiochus I was defeated near Sardis. Antigonus II Gonatas took Athens.