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In page 297 BC:

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  • Demetrius Poliorcetes returns to Greece with the aim of becoming master of Macedonia. While Demetrius is in Greece, Lysimachus seizes his possessions in Asia Minor.[citation needed]
  • Ptolemy decides to support Pyrrhus of Epirus and restores him to his kingdom. At first, Pyrrhus reigns with a kinsman, Neoptolemus II of Epirus (who is a son of Cleopatra of Macedonia and a nephew of Alexander the Great), but soon he has him assassinated.[citation needed]