This man had continual problems with Danish invaders under Sweyn
One account of this man's baptism suggested that he defecated in the font, causing doomful prophecy to surround his birth. Wulfstan II was notable for promulgating copious legislation under this man's rule, and this man was also notable for drastically improving the quality of the coin used. This man's second wife was Emma of Normandy, while his first wife Ælfgifu bore him six sons. This man had continual problems with Danish invaders under Sweyn I, and Canute the Great was proclaimed King of England during this man's rule, although he forced him out shortly thereafter. This man took the throne after the murder of his half-brother Edgar. This man's sons include Edmund Ironside and Aethelstan. For ten points, identify this 10th century English king, notable for getting terrible advice from his Witan.
One account of this man's baptism suggested that he defecated in the font, causing doomful prophecy to surround his birth.
{Aethelred II} (also accept {Aethelred the Unready, Aethelred the Ill- Advised} or synonyms thereunto)