1058

Events

March 17 – King Lulach ("the Unfortunate") of Scotland is killed in battle against his cousin and rival Malcolm III ("Canmore") who becomes king of the Scots.<ref name=Panton>Template:Cite book</ref>
September 20 – Empress Agnes de Poitou and King Andrew I ("the White") of Hungary meet to negotiate about the border zone in Burgenland (modern Austria).
4-year-old Judith of Swabia, youngest daughter of the late Henry III, Holy Roman Emperor, is engaged to Prince Solomon of Hungary at Regensburg.
Norman conquest of southern Italy: Norman forces under Richard Drengot besiege and capture Capua. He takes the princely title from Prince Landulf VIII.
Bolesław II the Generous, eldest son of Casimir I the Restorer, succeeds his father after his death in Poznań and becomes duke of Poland.<ref>{{#invoke:citation/CS1|citation

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The Almoravids conquer the Barghawata, a group of Berber tribes, who have established an independent state in modern-day Morocco.

Spring – Pope Stephen IX pronounces on the authenticity of the relics of Mary Magdalene at Vézelay Abbey in Burgundy, making it a major centre of pilgrimage.
March 29 – Stephen IX dies of a severe illness after a pontificate of 7 months at Florence. He is succeeded by Nicholas II who will be installed the following year.
November 6 – Byzantine Emperor Isaac I Komnenos deposes Michael I Cerularius, patriarch of Constantinople, and has him exiled to Prokonnessos (until 1059).
Ealdred, archbishop of York, becomes the first English bishop to make a pilgrimage to Jerusalem.