Events from the 8th century in England.
700
Osgyth, Abbess of Chich in Essex, is killed.
Approximate date — Beverley Minster is founded by John of Beverley.
704
Æthelred of Mercia abdicates to become a monk at Bardney and is succeeded as king by his nephew Coenred.
705
Wilfrid is re-instated as Bishop of Ripon.
Bede completes his first chronological work.
Approximate date — John of Beverley is elevated from Bishop of Hexham to Bishop of York.
709
Coenred of Mercia abdicates to become a monk in Rome and is succeeded as king by his cousin Ceolred.
710
Picts unsuccessfully invade Northumbria.
715
Approximate date of completion of Lindisfarne Gospels.
716
Æthelbald becomes King of Mercia on the death of Ceolred, marking the beginning of that kingdom's ascendancy over the other Saxon realms.
721
Death of Bishop Eadfrith of Lindisfarne.
722
King Ine of Wessex fails to conquer Cornwall, being defeated at the three battles of Hehil, Garth Maelog, and Pencon.
726
King Ine of Wessex abdicates to travel to Rome and is succeeded by Æthelheard.
Before 730
Northumbria annexes Rheged.
731
Bede completes his Historia ecclesiastica gentis Anglorum (Ecclesiastical History of the English People).
13 January — Death of Berhtwald, Archbishop of Canterbury. He is succeeded by Tatwine.
732
Wilfrid II resigns the Bishopric of York and is succeeded by Ecgbert who establishes a library and school in York.
734
30 July — Death of Tatwine, Archbishop of Canterbury. He is succeeded by Nothhelm.
735
Bishopric of York elevated to an Archbishopric; Ecgbert becomes the first Archbishop.
736
King Æthelbald of Mercia describes himself as "King of Britain".
739
17 October — Death of Nothhelm, Archbishop of Canterbury. He is succeeded by Cuthbert.
740
Approximate date — Æthelheard of Wessex is succeeded by Cuthred.
747
First Council of Clofeshoh reforms the Church.
749
Edict of Gumley: Church freed from its economic obligations to the King of Mercia.
750
King Eadberht of Northumbria invades the Kingdom of Strathclyde, capturing Kyle.
752
Battle of Beorhford: Cuthred of Wessex defeats Æthelbald of Mercia at Battle Edge, Burford, Oxfordshire.
753
Cuthred of Wessex fights the Cornish.
756
King Eadberht captures Dumbarton, capital of Strathclyde.
757
King Æthelbald of Mercia murdered; succeeded by Offa.
King Sigeberht of Wessex deposed and murdered; succeeded by Cynewulf.
Wat's Dyke constructed.
760
Battle of Hereford: Battle between Mercia and the Welsh; Dyfnwal ap Tewdwr dies.
26 October — Death of Cuthbert, Archbishop of Canterbury. He is succeeded by Bregowine (consecrated 27 September 761).
764
Offa conquers Kent.
August — Death of Bregowine, Archbishop of Canterbury. He is succeeded by Jænberht (consecrated 2 February 765 at Offa's court).
771
Offa conquers Sussex.
774
Offa first uses the title "King of the English".
776
Battle of Otford: Kent expels the Mercians.
778
Offa raids Dyfed.
779
Hygeberht becomes Bishop of Lichfield.
784
Offa raids Wales.
Construction of Offa's Dyke begins.
786
Papal legates hold councils in Mercia and Northumbria.
Mercia regains control of Kent.
787
Offa issues the first silver penny.
Offa has his son consecrated as King; the first such ceremony in England.
788
23 September — Ælfwald I of Northumbria is murdered, probably at Chesters, by ealdorman Sicga and succeeded by his first cousin Osred II as king of Northumbria.
At Offa's urging, the Pope elevates the Bishopric of Lichfield to an Archbishopric.
789
Charlemagne establishes a trade embargo on the English after failed negotiations for his daughter to marry Offa's son.
Norse activity in the British Isles: Viking raid on England, at Portland.
790
Æthelred is restored as king of Northumbria following the deposition of Osred II and institutes minting of the styca to replace the silver sceat.
792
12 August — Death of Jænberht, Archbishop of Canterbury. He is succeeded by Æthelhard.
October — Osred, the deposed king of Northumbria, returns from exile and is murdered.
793
8 June — Vikings raid Lindisfarne.
794
6 January? — Vikings raid Jarrow.
20 May — King Æthelberht II of East Anglia is beheaded on the order of King Offa of Mercia at Sutton Walls, Herefordshire.
796
18 April — Æthelred I of Northumbria is murdered at Corbridge by a group led by ealdormen Ealdred and Wada. Osbald succeeds him as king of Northumbria for 27 days before going into exile, initially in Lindisfarne.
14 May — Eardwulf succeeds as king of Northumbria.
29 July — Offa of Mercia dies having raided Dyfed and possibly fought in the Battle of Rhuddlan Marsh (perhaps against Caradog ap Meirion). He is buried, maybe at Bedford, and succeeded by his son Ecgfrith who reigns only until December; Wessex regains its independence.
December — Ecgfrith is succeeded by Coenwulf of Mercia.
Kent rebels against Mercia again.
798
Kentish rebellion suppressed.
Saxons kill Caradog ap Meirion, King of Gwynedd.
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