Kingdom of England unity ever since. During the reign of Æthelred the Unready (978–1016), a new wave of Danish invasions was orchestrated by Sweyn I of Denmark, culminating after a quarter-century of warfare in the Danish conquest of England in 1013. But Sweyn died on 2 February 1014, and Æthelred was restored to the throne. In 1015, Sweyn's son Cnut the Great (commonly known as Canute) launched a new invasion. The ensuing war ended with an agreement in 1016 between Canute and Æthelred's successor, Edmund Ironside, to divide England between them, but Edmund's death on 30 November of that year left England united
Edward IV of England Chapel, Windsor Castle. He was succeeded by his twelve-year-old son Edward V of England (who was never crowned) and then by his brother Richard. It is not known what actually caused Edward's death. Pneumonia and typhoid have both been conjectured, as well as poison. Some attributed his death to an unhealthy lifestyle, as he had become stout and inactive in the years before his death. Edward was an extremely capable and daring military commander. He crushed the House of Lancaster in a series of spectacular military victories. He was a popular and very able king, despite his occasional (if serious)