On each occasion he was bought off with ever-increasing amounts of Danegeld, but when he  invaded again with his son in 1013, Ethelred the Unready fled to Normandy; this man took the English crown,  but died five weeks later, prompting Ethelred to return and his son to flee.
He rebelled against his father and deposed him in 985, and he almost immediately began a series of military  campaigns. On each occasion he was bought off with ever-increasing amounts of Danegeld, but when he  invaded again with his son in 1013, Ethelred the Unready fled to Normandy; this man took the English crown,  but died five weeks later, prompting Ethelred to return and his son to flee. FTP name this king of Denmark and  briefly of England, nicknamed "forkbeard", the son of Harald Bluetooth and father of Canute.
He rebelled against his father and deposed him in 985, and he almost immediately began a series of military  campaigns.
Sven Haraldsson