The Eastern and Western churches reconcile their differences, ending the Acacian Schism. In Ireland, the Diocese of Kildare is erected. Jacob of Serugh becomes bishop of Batnan (near modern Diyarbakir, Turkey).
Geopolitics & Diplomacy
Anjang becomes ruler of the Korean kingdom of Goguryeo.source
Cerdic becomes the first king of the Kingdom of Wessex.source
Conflict & Security
August 28 – Theodoric's tricennium, a 30-year statute of limitations, after which unlawful seizures of land during his 489 invasion of Italy can no longer be contested, ends.source
Religion & Belief
March 28 – The Eastern and Western churches reconcile their differences, ending the Acacian Schism.source