The original Hagia Sophia is dedicated in Constantinople. A large earthquake strikes Cyprus. Jin Kangdi succeeds his brother Jin Chengdi as emperor of China.
Geopolitics & Diplomacy
Constans I campaigns victoriously against the Franks.source
Conflict & Security
Goguryeo is invaded by Murong Huang of the Xianbei.source
Jin Kangdi succeeds his brother Jin Chengdi as emperor of China.source
Emperor Constans I campaigns in Britain against the Picts.source
Religion & Belief
February 15 – The original Hagia Sophia is dedicated in Constantinople.source
Paul I, Patriarch of Constantinople, is deposed and replaced by Macedonius I.source