Historical biography archive · Updated 2026-11-03

Ivar the Boneless Biography and Timeline

Follow Ivar the Boneless through 35 dated historical records for Denmark.

Ivar the Boneless, historical timeline

A chronological timeline drawn from matching World History Database records.

35Distinct records
1 of 1Page
856–873Years on this page

856

Rule of Dublin

King · Dublin · Warfare / Viking Invasions

Ivar emerges as a leading Norse ruler in Dublin before later campaigns in Britain.

Role range: 0856-0873

865

Great Army

East Anglia · Warfare / Viking Invasions

Lands in England as a leader of the "Great Army"

Invasion of England

East Anglia · Warfare / Viking Invasions

Lands in England as a leader of the "Great Army"

Great Heathen Army

Viking Commander · East Anglia · Warfare / Viking Invasions

Ivar brought the Great Heathen Army into East Anglia and secured horses and provisions from the local population.

Great Heathen Army

King · East Anglia · Warfare / Viking Invasions

Ivar the Boneless helps lead the Great Heathen Army after it lands in East Anglia and begins the conquest campaign.

Role range: 0865-0873

Great Heathen Army

King · East Anglia · Warfare / Viking Invasions

The Great Heathen Army winters in East Anglia and receives tribute while preparing further campaigns in England.

Role range: 0865-0873

Invasion of England

King · East Anglia · Warfare / Viking Invasions

Danish raiders under leaders including Ivar the Boneless and Halfdan arrive in East Anglia and establish a winter base.

Role range: 0865-0873

Winter Camp

King · Thetford · Warfare / Viking Invasions

Ivar's army winters in East Anglia after receiving horses and tribute from King Edmund.

Role range: 0865-0873

866

Capture of York

Viking Commander · York · Warfare / Viking Invasions

Ivar helped seize York, creating the principal Scandinavian political centre in northern England.

Capture of York

King · York · Warfare / Viking Invasions

The Danes capture York and make it a major Viking stronghold in Northumbria.

Role range: 0865-0873

Great Heathen Army

King · York · Warfare / Viking Invasions

Ivar helps capture York while Northumbria is weakened by rivalry between Aella and Osberht.

Role range: 0865-0873

Invasion of Northumbria

King · Northumbria · Warfare / Viking Invasions

Ivar leads Danish forces north while Northumbria is weakened by rivalry between Aella and Osberht.

Role range: 0865-0873

Invasion of Northumbria

King · Northumbria · Warfare / Viking Invasions

The Danes move north into Northumbria, exploiting conflict between Osberht and Aella.

Role range: 0865-0873

867

Battle of York

King · York · Warfare / Viking Invasions

Ivar's forces defeat the Northumbrian counterattack at York and destroy the armies of Aella and Osberht.

Role range: 0865-0873

Death of Aella

King · York · Warfare / Viking Invasions

Aella of Northumbria is killed after the Viking victory at York, ending organised Northumbrian resistance.

Role range: 0865-0873

Death of Osberht

King · York · Warfare / Viking Invasions

Osberht of Northumbria is killed during the failed Northumbrian attempt to retake York from the Danes.

Role range: 0865-0873

Capture of York

York · Warfare / Viking Invasions

Helps capture York as a leader of the "Great Army". Establishes a Danish Viking Kingdom in York

Great Army

York · Warfare / Viking Invasions

Helps capture York as a leader of the "Great Army"

Invasion of Mercia

Mercia · Warfare / Viking Invasions

The Vikings invade Mercia but are driven back

Rule of Northumbria

Northumbria · Warfare / Viking Invasions

Northumbria becomes a Viking client state, Egbert is installed as a puppet ruler

Conquest of Northumbria

Viking Commander · York · Warfare / Viking Invasions

Ivar defeated the rival Northumbrian kings and established Scandinavian control around York.

Invasion of Mercia

King · Nottingham · Warfare / Viking Invasions

Ivar and the Great Heathen Army move south into Mercia and seize Nottingham as a winter base.

Role range: 0865-0873

868

Great Heathen Army

King · Nottingham · Warfare / Viking Invasions

Ivar's army occupies Nottingham and forces Mercia and Wessex into negotiations rather than decisive battle.

Role range: 0865-0873

Truce

King · Nottingham · Warfare / Viking Invasions

Mercia and Wessex fail to retake Nottingham, and a truce allows the Danes to withdraw back toward York.

Role range: 0865-0873

869

Capture of East Anglia

East Anglia · Warfare / Viking Invasions

The Vikings invade East Anglia

Danelaw

Warfare / Viking Invasions

Ivar the Boneless returns and demands tribute from King Edmund of East Anglia

Invasion of England

East Anglia · Warfare / Viking Invasions

The Vikings invade East Anglia & murder King Edmund

Conquest of East Anglia

Viking Commander · East Anglia · Warfare / Viking Invasions

Ivar participated in the campaign that destroyed the independent East Anglian monarchy.

Great Heathen Army

King · Thetford · Warfare / Viking Invasions

The Great Heathen Army returns to East Anglia and winters at Thetford before attacking King Edmund.

Role range: 0865-0873

Return to East Anglia

King · East Anglia · Warfare / Viking Invasions

Ivar and the Danish army return to East Anglia after consolidating their position in Northumbria and Mercia.

Role range: 0865-0873

870

Conquest of East Anglia

King · East Anglia · Warfare / Viking Invasions

Ivar is associated with the Danish conquest of East Anglia and the defeat of King Edmund.

Role range: 0865-0873

872

Death of Ivar the Boneless

Dublin · Warfare / Viking Invasions

Death of Ivar the Boneless, of natural causes

873

Capture of Mercia

Mercia · Warfare / Viking Invasions

Mercia comes under attack & Ivar sets up an HQ in Repton, the heart of Mercia

HQ

Repton · Warfare / Viking Invasions

Mercia comes under attack & Ivar sets up an HQ in Repton, the heart of Mercia

Succession

Mercia · Warfare / Viking Invasions

Succeeds as King of Mercia

Records, sources and methodology

These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.