Sweyn Forkbeard had been crowned on Christmas Day the year before, having deposed his own father, Harald Bluetooth, the first Christian king of Denmark. A fierce warrior, his campaigns against the ...

Ethelred's soldiers killed many Viking families in the Danelaw. This made King Sweyn of Denmark angry. He invaded England and Ethelred fled to France. Sweyn's son Cnut (also known as Canute ...