Becomes King of York
Historical records for Denmark in 939, rendered directly from the World History Database and ordered by month, day and event.
Becomes King of York
Olaf Guthfrithson captures York and strengthens Norse power in Northumbria.
While English magnates elect a successor to Athelstan Olaf invades from the Irish sea
After Athelstan dies, Olaf Guthfrithson leaves Dublin and invades Northumbria to restore Norse rule.
Olaf Guthfrithson establishes himself as King of York with little immediate resistance after Athelstan's death.
This page is generated from stored World History Database records matching the exact country and year shown above. Exact duplicate display records are collapsed. Records without a month are listed after the monthly sections. Source provenance varies by record; formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.