Seleucus is succeeded by his younger brother, Antiochus III. From the previous administration, Antiochus III retains Hermeias as his chief minister, Achaeus as governor of Anatolia, and Molon and his brother Alexander as governors of the eastern provinces of Media and Persis.
The Spartan king Cleomenes III destroys and burns the city of Megalopolis but the inhabitants are saved by Philopoemen who leads the defence of the city until the inhabitants can escape.