The title of kings first assumed by the successors of Alexander 306 The battle of Ipsus, where Antigonus is defeated and killed by Ptolemy, Seleucus, Lysimachus, and Cassander. About this time flourished Zeno, Pyrrho, Philemon, Megasthenes, Crantor, &c. 301 Athens taken by Demetrius Poliorcetes, after a year’s siege 296 The first sun-dial erected at Rome by Papirius Cursor, and the time first divided into hours 293 Seleucus, about this time, built about 40 cities in Asia, which he peopled with different nations. The age of Euclid the mathematician, Arcesilaus, Epicurus, Bion, Timocharis, Erasistratus, Aristyllus, Strato, Zenodotus, Arsinoe, Lachares, &c. 291 The Athenians revolt from Demetrius 287 Pyrrhus expelled from Macedon by Lysimachus 286 The Pharos of Alexandria built. The Septuagint supposed to be translated about this time 284 Lysimachus defeated and killed by Seleucus. The Tarentine war begins, and continues 10 years. The Achæan league begins 281 Pyrrhus of Epirus goes to Italy to assist the Tarentines 280 The Gauls, under Brennus, are cut to pieces near the temple of Delphi. About this time flourished Dionysius the astronomer, Sostratus, Theocritus, Dionysius Heracleotes, Philo, Aratus, Lycophron, Persæus, &c. 278 Pyrrhus, defeated by Curius, retires to Epirus 274 The first coining of silver at Rome 269 Athens taken by Antigonus Gonatas, who keeps it 12 years 268 The first Punic war begins, and continues for 23 years. The chronology of the Arundelian marbles composed. About this time flourished Lycon, Crates, Berosus, Hermachus, Helenus, Clinias, Aristotimus, &c. 264 Antiochus Soter defeated at Sardis by Eumenes of Pergamus 262 The Carthaginian fleet defeated by Duilius 260 Regulus defeated by Xanthippus. Athens is restored to liberty by Antigonus 256 Aratus persuades the people of Sicyon to join the Achæan league. About this time flourished Cleanthes, Homer junior, Manetho, Timæus, Callimachus, Zoilus, Duris, Neanthes, Ctesibius, Sosibius, Hieronymus, Hanno, Laodice, Lysias, Ariobarzanes 251 The Parthians under Arsaces, and the Bactrians under Theodotus, revolt from the Macedonians 250 The sea-fight of Drepanum 249 The citadel of Corinth taken by Aratus, 12th of August 243