Attack on Northampton
Olaf Guthfrithson advances into Mercia but is repulsed at Northampton during his campaign against Edmund.
Permanent historical records · Updated 2026-11-03
940 in Denmark
Explore 10 historical events and records for Denmark in 940.
Historical records for Denmark in 940
Sorted by month and day. Records with no month are shown last. Showing 10 of 10 unique records.
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Other events (month unknown)
Attack on Tamworth
Olaf Guthfrithson attacks Tamworth during the struggle for control of the Midlands.
Capture of Leicester
Olaf Guthfrithson takes Leicester during his campaign in the English Midlands.
Capture of Tamworth
Olaf Guthfrithson storms Tamworth during the Mercian campaign, causing heavy losses on both sides.
Danelaw
Olaf Guthfrithson reaches a settlement with Edmund near Leicester after gaining control in the Danelaw.
Invasion of England
Olaf Guthfrithson expands Norse influence in the Midlands after Athelstan's death.
Kingdom of York
Olaf Guthfrithson strengthens a Norse kingdom centred on York and the Humber region.
Siege of Northampton
Olaf Guthfrithson is forced back at Northampton during his campaign against Edmund.
Succession
Succeeds as King of Denmark
Treaty of Leicester
Olaf Guthfrithson reaches a mediated settlement with Edmund at Leicester after the Mercian campaign.
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.