Europe. April 13 – Henry V is crowned as Holy Roman Emperor by Pope Paschal II. Henry returns to Germany, where he strengthens his power by granting privileges to the German nobles of the region of the Upper Rhine. Almoravid forces under Syr ibn Abi Bakr capture Santarém and Sintra.
By place and name 9 September (999 or 1000) – Battle of Svolder: A Norwegian fleet, commanded by Olaf Tryggvason, is defeated by the combined fleet of the Danish king Sweyn Forkbeard and his Swedish counterpart Olaf the Swede, resulting in Tryggvason’s death, and the splitting up of Norway between Sweden and Denmark.