1018

Events

January 30 - The Peace of Bautzen: Emperor Henry II signs a peace treaty with Bolesław I the Brave, Duke of Poland, ending the German–Polish War. Poland keeps Lusatia – the Holy Roman Empire keeps Bohemia. With this peace agreement, Bolesław redirects his forces on an offensive against the Kievan Rus'.
July 22-23 - Battle of the River Bug: Polish forces under Bolesław I defeat Yaroslav the Wise near the River Bug. Yaroslav retreats to Novgorod, abandoning Kiev.
July 29 - Battle of Vlaardingen: Henry II sends an army towards Holland to subdue the rebellious Count Dirk III. The Imperial forces are defeated near Vlaardingen.
August 14 - Bolesław I accepts the surrender of Kiev by the Pechenegs. He reinstates Sviatopolk I as Grand Prince of Kiev.
August 15 - Ivats, Bulgarian nobleman and rebel leader, is treacherously blinded and captured by strategos Eustathios Daphnomeles, ending the last resistance to the Byzantine conquest of Bulgaria by Basil II.
October 1 - Battle of Carham: King Malcolm II of Scotland and Owain Foel of Strathclyde are victorious over either Uhtred the Bold or Eadwulf Cudel, rulers of Bamburgh. The battle confirms Scottish dominance over Lothian.
October - Battle of Cannae: The Lombard adventurer Melus of Bari and his Norman mercenaries are decisively defeated by the Byzantine army, led by the Catepan Basil Boioannes.
Cnut, King of England, travels to Denmark to succeed his brother Harald II on the Danish throne.

January 22 - Emperor Go-Ichijō of Japan celebrates his coming-of-age ceremony; he is aged 9 at this time.
November 26 - 19-year-old Fujiwara no Ishi marries her nephew Go-Ichijō, becoming Empress of Japan, the third in succession of the daughters of influential court official Fujiwara no Michinaga to become Empress. Michinaga, who sent her to court in March, holds a banquet in celebration.
December - Goryeo–Khitan War: Khitan forces of the Liao dynasty invade Goryeo. Goryeo forces led by General Kang Kam-ch'an annihilates the Khitan army at Kusong.