The Battle of the Trent was a battle fought at an unspecified site near the

River Trent The Trent is the third-longest river in the United Kingdom. Its source is in Staffordshire, on the southern edge of Biddulph Moor. It flows through and drains the North Midlands. The river is known for dramatic flooding after storms and ...

within the

Kingdom of Lindsey The Kingdom of Lindsey or Linnuis ( ang, Lindesege) was a lesser Anglo-Saxon kingdom, which was absorbed into Northumbria in the 7th century. The name Lindsey derives from the Old English toponym , meaning "Isle of Lind". was the Roman name of t ...

(today part of

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe ...

), in 679. The battle was fought between the

Northumbria la, Regnum Northanhymbrorum , conventional_long_name = Kingdom of Northumbria , common_name = Northumbria , status = State , status_text = Unified Anglian kingdom (before 876)North: Anglian kingdom (af ...

n army of King

Ecgfrith Ecgfrith ( ang, Ecgfrið) was the name of several Anglo-Saxon kings in England, including: * Ecgfrith of Northumbria, died 685 * Ecgfrith of Mercia Ecgfrith was king of Mercia from 29 July to December 796. He was the son of Offa, one of the m ...

and the

Mercia la, Merciorum regnum , conventional_long_name=Kingdom of Mercia , common_name=Mercia , status=Kingdom , status_text=Independent kingdom (527–879)Client state of Wessex () , life_span=527–918 , era=Heptarchy , event_start= , date_start= , y ...

n army of King

Æthelred Æthelred (; ang, Æþelræd ) or Ethelred () is an Old English personal name (a compound of '' æþele'' and '' ræd'', meaning "noble counsel" or "well-advised") and may refer to: Anglo-Saxon England * Æthelred and Æthelberht, legendary pri ...

.Kirby, ''Earliest English Kings'', p. 93. The Mercians were victorious, ending Northumbrian domination of the area. Lindsey remained part of Mercia until the Viking invasion of the 9th century.

Bede Bede ( ; ang, Bǣda , ; 672/326 May 735), also known as Saint Bede, The Venerable Bede, and Bede the Venerable ( la, Beda Venerabilis), was an English monk at the monastery of St Peter and its companion monastery of St Paul in the Kingdom ...

notes in ''

Ecclesiastical History of the English People The ''Ecclesiastical History of the English People'' ( la, Historia ecclesiastica gentis Anglorum), written by Bede in about AD 731, is a history of the Christian Churches in England, and of England generally; its main focus is on the conflict b ...

'' that the 18-year-old subking,

Ælfwine of Deira Ælfwine (c. 661–679) was the King of Deira from 670 to 679. He was a son of Oswiu of Northumbria and a brother of Ecgfrith of Northumbria. After the succession of Ecgfrith as king of Northumbria in 670, he made Ælfwine king of the sub-kingdo ...

, was killed in the battle, and that this almost led to further conflict between the two kingdoms, needing the intervention of

Theodore Theodore may refer to: Places * Theodore, Alabama, United States * Theodore, Australian Capital Territory * Theodore, Queensland, a town in the Shire of Banana, Australia * Theodore, Saskatchewan, Canada * Theodore Reservoir, a lake in Saskatche ...

, the

Archbishop of Canterbury The archbishop of Canterbury is the senior bishop and a principal leader of the Church of England, the ceremonial head of the worldwide Anglican Communion and the diocesan bishop of the Diocese of Canterbury. The current archbishop is Just ...

.Bede, '' Historia ecclesiastica''
Book IV, chapter 21
In his account of the battle, Bede recounts the tale of a Northumbrian

thegn In Anglo-Saxon England, thegns were aristocratic landowners of the second rank, below the ealdormen who governed large areas of England. The term was also used in early medieval Scandinavia for a class of retainers. In medieval Scotland, there ...

called Imm or Imma, who may have been the founder of the settlement of

Immingham Immingham is a town, civil parish and ward in the North East Lincolnshire unitary authority of England. It is situated on the south-west bank of the Humber Estuary, and is north-west from Grimsby. The region was relatively unpopulated and und ...

. Imma was captured by the Mercians and, proving troublesome, was sold into slavery to a

Frisia Frisia is a cross-border cultural region in Northwestern Europe. Stretching along the Wadden Sea, it encompasses the north of the Netherlands and parts of northwestern Germany. The region is traditionally inhabited by the Frisians, a West G ...

n merchant who, when his identity was discovered, then ransomed him to one of the

kings of Kent This is a list of the kings of the Anglo-Saxon Kingdom of Kent. The regnal dates for the earlier kings are known only from Bede. Some kings are known mainly from charters, of which several are forgeries, while others have been subjected to tampe ...

References

670s conflicts Trent 679 Trent 679 679 7th century in England {{battle-stub