Assassination of Aethelbald
Leads to a civil war which results in Offa taking the throne of Mercia
Permanent historical records · Updated 2026-11-03
757 in England
Explore 14 historical events and records for England in 757.
Historical records for England in 757
Sorted by month and day. Records with no month are shown last. Showing 14 of 14 unique records.
14Unique records
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12Named events on this page
6Named people on this page
2Places on this page
Other events (month unknown)
Assassination of Ethelbald
Ethelbalds assassination leads to civil War In Mercia, causing its loss of supremacy
Beornred Briefly Holds Crown
Beornred took control after the killing of Aethelbald but was soon displaced in another change of dynasty.
Capture of Mercia
Offa seeks to establish Mercian hegemony in England
Cynewulf Deposes Sigeberht
Cynewulf became king after Sigeberht was removed by the West Saxon elite, a succession recalled in a detailed Chronicle narrative.
Death of Aethelbald
Death of Aethelbald, assassinated
Death of Ethelbald
Ethelbalds assassination leads to civil War In Mercia, causing its loss of supremacy
Offa Becomes King Of Mercia
Offa seized the throne after Beornred's short reign and built one of the strongest kingdoms in early medieval England.
Rebellion of Athelbads troops to gain the throne
Organizes a rebellion of Athelbads troops to gain the throne
Rule of England
Offa seeks to establish Mercian hegemony in England
Rule of Mercia
Nobles under Cynewulf deprive Sigeberht of his realm except for Hampshire. Cynewulf acknowledges the Mercian Overlordship
Succession
Succeeds as King of Mercia, known as "the tyrant"
Succession
Succeeds as King of Wessex
Succession
Elected King of Mercia, a patrician of the Royal Line of Mercia descended from Wibba
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.