1030

Events

Europe

* July 29 — Battle of Stiklestad (Norway): Olav Haraldsson loses to his pagan vassals and is killed in the battle. He is later canonized and becomes the patron saint of Norway and "Rex perpetuum Norvegiae" ('the eternal king of Norway').
* The city of Kaunas in Lithuania is founded.
* The city of Tartu in Estonia is founded.
* Earliest mention of Thalwil, Switzerland.

* Henry I of France revolts against his father Robert.

Asia

* The Song Dynasty Chinese historian and scholar Ouyang Xiu obtains his "jinshi" degree at the age of only 22 by passing the highest level examinations in the country (his third attempt), leading him into a distinguished path as a scholar-official.
* Byzantine Emperor Romanus III invades Syria.
* Masud seizes the throne of the Ghaznavid Empire after the death of his father Mahmud.

Births

* July 26 — Stanislaus of Szczepanów, St. Stanislaw (d. 1079)
* Baldwin VI, Count of Flanders (d. 1070)
* Vsevolod I of Kiev (d. 1093)

Deaths

* April 30 — Mahmud of Ghazni
* July 19 — Adalberon, bishop of Laon
* July 29 — King Olaf II of Norway (b. 995)
* September 30 — William V, Duke of Aquitaine (b. 969)