| Year | Day/Month | Title |
| Aethelred the Unready (978 - 1016) |
|
1015 | Qtr 3 |  Canute returns to England
|
| | Canute invaded England taking control of Mercia and Northumbria. Athelred was ill and England was in the hands of Edmund (Ironside). |
| |
|
| Canute (1016 - 1035) |
|
1016 | Apr | Canute attempts to take the throne
|
| | Canute advanced on London for a fight with Athelred but Athelred died in the same month. London accepted Edmund Ironside as their ruler. Canute would have to defeat Edmund if he was to become King of England. |
|
| May | Canute attacks London
|
| | Edmund had gone to Wessex to accept the support of the people there as the new king of England but Canute had reached London and was besieging its inhabitants. The Londoners held out against Canute's attempts to defeat them while Edmund travelled back to help. Edmund's army grew as he advanced towards Canute. The English won a couple of battles forcing the Danes to retreat and regroup but the Danes won the important battle at Ashingdon. |
|
| Oct 18 | Treaty between Canute and Edmund
|
| | Canute defeated Edmund Ironside at Ashingdon and a treaty was signed leaving Edmund with only the area of Wessex. |
