1016 CE
Fath al-Qal'i, governor of the Citadel of Aleppo, revolts against Emir Mansur ibn Lu'lu', forcing him to flee. Fath accepts an agreement with Salih ibn Mirdas and takes control of Aleppo. Battle of Assandun: Cnut defeats Edmund Ironside, leaving the latter as king of Wessex. Georgius Tzul, ruler of Khazaria, is captured by a combined Byzantine Empire–Kievan Rus' force, which effectively ends Khazaria's existence.
Geopolitics & Diplomacy
- March 10 – Emperor Sanjō of Japan abdicates the throne after a 5-year reign. He is succeeded by his 7-year-old cousin Go-Ichijō as the 68th emperor of Japan. Fujiwara no Michinaga is appointed regent.source
Conflict & Security
- January 7 – Fath al-Qal'i, governor of the Citadel of Aleppo, revolts against Emir Mansur ibn Lu'lu', forcing him to flee. Fath accepts an agreement with Salih ibn Mirdas and takes control of Aleppo.source
- March 25 – Battle of Nesjar (off the coast of Norway): Olaf Haraldsson is victorious over former co-regent Sweyn Haakonsson, confirming his status as king of Norway.source
- July 6 – Battle of Pontlevoy: French forces of Fulk III and Herbert I defeat Odo II which determines the balance of power in the Loire Valley.source
- October 18 – Battle of Assandun: Cnut defeats Edmund Ironside, leaving the latter as king of Wessex.source
- Georgius Tzul, ruler of Khazaria, is captured by a combined Byzantine Empire–Kievan Rus' force, which effectively ends Khazaria's existence.source
- The Pisan and the Genoese republics launch a naval offensive against the Muslim strongholds of Sardinia, in particular Porto Torres, and defeat the fleet of the taifa king of Dénia, Mujāhid al-ʿĀmirī.source
- Melus of Bari makes a second attempt against Byzantine-held Southern Italy. To support his cause, he hires Norman mercenaries, unwittingly triggering the rise of Norman rule over southern Italy.source
- Summer – Battle of Brentford (near London): Edmund Ironside defeats the Danes under King Cnut.source
Culture & Society
- Japanese poet Koshikibu no Naishi (lady-in-waiting to Dowager Empress Shōshi) and her husband Fujiwara no Kiminari (son of Michinaga) have a son, but the couple is not accepted because of the social gap between them.source
Births
- April 3 – Xing Zong, emperor of the Liao dynasty (d. 1055)source
- June 9 – Deokjong, ruler of Goryeo (Korea) (d. 1034)source
- July 25 – Casimir I the Restorer, duke of Poland (d. 1058)source
- August 24 – Fujiwara no Genshi, Japanese empress (d. 1039)source
- October 28 – Henry III, Holy Roman Emperor (d. 1056)source
- Cao, empress and regent of Song dynasty China (d. 1079)source
- Edward the Exile, son of Edmund II of England (d. 1057)source
- Minamoto no Tsunenobu, Japanese nobleman (d. 1097)source
- Svein Knutsson, king of Norway (d. 1035)source
- Không Lộ, Vietnamese Zen master (approximate date)source
- Yan Vyshatich, Kievan nobleman (d. 1106)source
Deaths
- April 23 – Æthelred the Unready, king of England, dies after a 38-year reign. He is succeeded by his son Edmund II "Ironside".source
- April 23 – Æthelred the Unready, king of Englandsource
- May 22 – Jovan Vladimir, Serbian prince (b. 990)source
- October 18 – Eadnoth the Younger, bishop of Dorchester in Englandsource
- October 18 – Ælfric of Hampshire, English noblemansource
- October 18 – Ulfcytel Snillingr, English noblemansource
- November 30 – Edmund II "Ironside", king of Englandsource
- Uhtred the Bold, English noblemansource
- Liu Chenggui, official of Song dynasty China (b. 951)source
- Henry II "the Good", count of Stade (b. 946)source
- Simeon of Mantua, Armenian Benedictine monksource
- Sulayman ibn al-Hakam, caliph of Córdobasource
- Badis ibn Mansur, Muslim emir of the Zirid dynastysource
- Wulfgar of Abingdon, English abbotsource