Events

By place

Roman Republic

• The Romans, determined to win control of Sicily from Carthage, build a fleet based on the model of a captured Carthaginian quinquereme.

Seleucid Empire

• The new Seleucid king Antiochus II reaches an agreement with the king of Macedonia, Antigonus II Gonatas, to work together in trying to push Ptolemy II's fleet and armies out of the Aegean Sea. With Macedonia's support, Antiochus II launches an attack on Ptolemaic outposts in Asia Minor.

Births

Deaths