12 Feb 1042

The Book of Roskilde, a manuscript record of a Survey of all territories under control of the Frisian Crown, published in the Library of Eberwald 26 years after the conquest of Denmark ended. | Gruffydd of Powys and Gwenned crowns himself King of the Welsh in Aberystwyth, eyes the three remaining free principalities for conquest. | Möring's army crosses Fretum Gallicum, capture Bonifacio after defeating the armies of the local ruler in battle. | Steward of Acre confirms that Adelbrand, King of the Levant passed away in his sleep due to complications related to Typhus. His firstborn son Godmund crowned King of Jerusalem as his successor.