222 BC
Events[change | change source]
By place[change | change source]
Greece[change | change source]
- Cleomenes III is defeated and the Spartan army annihilated by the Achaean League and the Macedonians in the Battle of Sellasia.
- Ptolemy IV succeeds his father Ptolemy III as king of Egypt.
Rome[change | change source]
- Marcus Claudius Marcellus leads the Romans to victory in the Battle of Clastidium, conquering the area later known as Cisalpine Gaul.
- The Romans capture Milan.
Asia[change | change source]
- State of Qin conquers the state of Yan and defeats the last defensive forces of the state of Zhao in China .
Deaths[change | change source]
- Ptolemy III Euergeter I, king of Egypt
- Ctesibius, mathematician