- 315 BC
Antigonusclaims authority over most of Asia, seizes the treasury at Susaand enters Babylon, where Seleucus is governor. Seleucus flees to Ptolemy in Egypt and enters into a league with him, Lysimachus(the ruler of Thrace) and Cassander against Antigonus. This leads to the "First Coalition War".
Peithonconsolidates his power base in the eastern part of the Empire.
Polyperchonflees to the Peloponnesus, where he still controls a few strong points, and allies himself with Antigonus, who has by now fallen out with his former allies.
* Antigonus drives out
Cassander's Macedonian forces of occupation from the Greek islands and forms the island cities in the Aegean into the "League of the Islanders", preparatory to his invasion of Greece. His ally, the city of Rhodes, furnishes him with the necessary fleet.
* The King of Epirus,
Aeacides, faces a revolt from his people and they drive him from the kingdom. His son, Phyrrhus, who is then only two years old, is saved from being killed by some faithful servants. Cassander takes control of Epirus.
* The Macedonian port city of
Thessalonicais founded by Cassander and named after his wife Thessaloniki.
* Ptolemy's armies fight supporters of Antigonus in
Cyprus. Ptolemy is able to re-conquer the island.
Agathocles, the tyrant of Syracuse, seizes the city of Messina.
Aratus, Macedonian Greek mathematician, astronomer, meteorologist, botanist and poet (d. 240 BC)
Zhou Shen Jing Wang, King of the Zhou Dynastyof China
* In the historical novel "
Funeral Games" by Mary Renault, Cassandervisits the Lyceumin Athensand tells Theophrastos evil slanderous lies against Alexander the Great.
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