1018 - The king of Denmark died

England
A meeting in Oxford between Danes and English took place. Peace was secured.

Denmark
King Harald 2 died childless, his brother Cnut the great became the new king. Cnut minted coins in Viborg.
Ukraine 
The Duke of Poland, defeated Yaroslav the Wise in the Battle of the River Bug. Yaroslav had to retreat to Novgorod,  and abandon Kiev.
King Cnut the great by the sea

1017 - Eadric Streona was killed at Christmas

Eadric Stretona aka the grasper was killed
England
Cnut married Ethelred the unready`s widow Emma,of Normandy to stop that Richard 2 of Normandy could claim the throne, on behalf of his sons Edward and Alfred. He divided England into the 4 Earldoms of Wessex, Mercia, East Anglia and Northumbria.
Cnut created a royal guard of 3000 men.
Cnut destroyed a fleet of 30 ships of rebel vikings and in December Eadric Streona was killed by Cnut`s men because of his treachery.

Italy
In May Melus of Bari began a rebellion, he had hired Rainulf Drengot and a band of Norman exiles to aid in his rebellion. His forces were victorious in 3 pitched battles against the Byzantines.

1016 - Battle of Asadun

Battle of Asadun
England
With the capture of York, Canute the great finished the conquest of Northumberland. Vikings attacked London, but the citizens defense was being led by Edmund Ironside, who after his father Æthelred the unready died in april 1016 was crowned king of England. Cnut the great also proclaimed himself king in a council meeting in Southampton. At the Battle of Brentford King Edmund defeated the Danes, but soon Edmund Ironside managed to escape from London and organize an army prepared for battle. On the 18 october 1016 the two armies met at Ashdon, Essex and the Anglo-saxons was betrayed by one of their own, Eadric Stretona shouted "Brothers in arms let us flee from certain death, or else we will all die, I know how tough the Danes are", his men rolled down their banner and fled the battlefield, the place was named Traitors field on an old map.

The North sea empire
The raven was probably quite a common emblem among princes. Cnut the Great fought under a raven banner at the battle is mentioned in a commemorative book written in his honour in 1043, in peacetime the banner was just plain white silk but that when war approached a black raven appeared on it. After a victory the raven opened its beak, flapped its wings and stamped its feet. After a defeat the  banner hung limp and dejected. It is not known if this was a family banner for the Danish kings or Cnut’s own banner.

After that the Danes had won the battle both parts entered a treaty where they decided to share the kingdom. On 30. November King Edmund Ironside died and rumors said that he was killed by ealdorman Eadric Stretona, but it has never been confirmed and in the end of December Canute the great proclaimed himself king of England, he exiled Edmund Ironsides family, killed one of them, and stuck the eyes out on a third. Eadric Stretona expected a reward for his evil deeds, Canute the great cut of his treacherous head, Canute married Emma the former wife of Edmund Ironside and he ruled England until 12. November 1035.
To pay off all but 40 ships of his invasion fleet, which were retained as a personal bodyguard, with a huge Danegeld of 72,000 troy pounds (26,900 kg) of silver collected nationally, plus a further 10,500 pounds (3,900 kg) of silver collected from London.
Novgorod,Russia
Edmund Ringson  was exiled so he visited Prince Yaroslav. He arrived as leader of about 600 Vikings to offer his services.
Georgia
The famous group of Varangians took one third of the booty from a campaign, the same proportion as the Byzantine emperor himself.

Battle of Nesjar
Norway
On the 25th March Earl Svend led the defense against Olav the holy but at Battle of Nesjar at Trøndelagen he suffered a devastating defeat. Earl Svend had to flee to Sweden and Olaf the holy was crowned king of Norway.