Summer – Danish Viking raiders under Sweyn Forkbeard continue to ravage the cities (mostly poorly defended) in southern England. A famine strikes Sweyn's army, which has to live off the land.
High King of Ireland Brian Boru makes a second expedition to the north, to take hostages from the northern kingdoms. During this campaign he visits Armagh – making an offering of 20 ounces of gold to the church and confirming to the apostolic see of Saint Patrick, ecclesiastical supremacy over the whole of Ireland.
Lê Trung Tông succeeds his father Lê Hoàn as emperor of the early Lê dynasty (modern Vietnam), preceding anarchy and 8 months succession war with other princes. Lê Ngoạ Triều succeeded his brother Lê Trung Tông, by assassinating him after just a 3 day reign.
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Arts and literature
The Shūi Wakashū ("Collection of Gleanings"), an anthology of waka (poetry), is compiled by ex-Emperor Kazan of Japan (approximate date).