Kingdom of Gwent

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Was one of the many Welsh polities that emerged after the end of Roman Rule in Britain.

Establishment

January 431: The Kingdom of Gwent was an ancient Welsh kingdom in south-east Wales.

Chronology

Interactive Chronologies with maps are available in the section Changes Navigation

1. Battle of Deorham

According to the Anglo-Saxon Chronicle, it was a battle between Wessex and the Britons.

January 578: The Kingdom of the Hwicce was established in 577 after the Battle of Deorham, where the Anglo-Saxon kingdoms of Wessex and Mercia defeated the Britons.

2. Further events (Unrelated to Any War)

January 616: The Kingdom of Ergyng was a Welsh kingdom of the sub-Roman and early medieval period. The area was originally part of the Kingdom of Glywysing and Gwent, but seems to have become independent for a period under King Peibio Clafrog in the 5th or 6th century and again under Gwrfoddw Hen in the early 7th century, c. 615.

January 621: In the middle of the 7th century, Onbraust of Ergyng married Meurig of Gwent, and their son Athrwys became king of both kingdoms. Ergyng eventually became a mere cantref (a subdivision), the Welsh equivalent of a hundred.

January 631: King Morgan the Generous united the Welsh kingdoms of Gwent and Glywysing into Morgannwg.

January 746: After the death of Welsh king Ithel ap Morgan his sons divided the kingdom into Gwent and Glywysing.

January 943: King Morgan the Old was a ruler of the Kingdom of Morgannwg from 942 to 974. During his reign, the kingdom merged with Gwent, leading to the change in name to Morgannwg. This union occurred around 942, temporarily uniting Gwent and Glywysing under his rule.

January 975: After the death of Morgan the Old, Gwent and Glywysing were separated again from 974.

January 1048: Gruffydd ap Rhydderch of Gwent was able to expel Gruffydd ap Llywelyn from Deheubarth in 1047 and became king of Deheubarth himself.