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First known raid on the Isle of Portland
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Sacking of the monastery of Lindisfarne by Vikings from Norway. -
Viking presence at the mouth of the Thames, England. -
Attacks on Lindsey, East Anglia and Kent . -
Capture of Winchester , capital of King Æthelberht of Wessex, by the Danes. -
First danegeld paid by England to the Vikings. -
Attack by Lodbrok's sons Ivar, Ubbe and Halvdan on East Anglia.
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Danish King Sven with the Forked Beard retaliates against England, obtaining tribute of up to 45,000 pounds of silver. -
Æthelred II takes over the English throne. Death of King Sven I of Denmark after 5 weeks of rule in England. Knut, Sven's son, returns to Denmark. -
Knut the Great conquers Norway. Knut is the head of an empire comprising Denmark, Norway, England and Ireland. -
Harald III of Norway defeats King Harold of England at the Battle of Stamford Bridge, England. -
Last attempt by the Danes to reconquer England. -
Norwegian King Eystein Haraldsson plunders the eastern coasts of Scotland and England until 1153.