Battlefields›Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916
Early Medieval

Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916

916
Powys, Wales
Era
Early Medieval
Battle Type
Raid
Location
Powys, Wales
Status
Unregistered
The Combatants

Who Fought

Defeated
Brycheiniog (court of King Tewdwr ab Elise)
VS
Victor
Mercia (Aethelflaed)
Outcome
Mercian force destroyed the royal crannog at Brecenanmere and captured the wife of King Tewdwr ab Elise along with thirty-three of her companions, reasserting Mercian overlordship of Brycheiniog.
The Battle

History & Significance

Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916 was an early medieval raid, fought at Powys, Wales in 916. Mercia (Aethelflaed) prevailed over Brycheiniog (court of King Tewdwr ab Elise). Mercian force destroyed the royal crannog at Brecenanmere and captured the wife of King Tewdwr ab Elise along with thirty-three of her companions, reasserting Mercian overlordship of Brycheiniog.

Confirmed battlefield location
The ground

The ground they fought on

The site of Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916 lies on Lower Devonian Rocks (Undifferentiated), bedrock that formed in the Early Devonian. The rock here is mudstone, siltstone and sandstone.

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This page covers Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916. A full Aubrey report for the area pulls together this battle alongside scheduled monuments and everything else the record holds within a few miles:

Overview
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Monuments
The legally protected scheduled monuments around the location, each with its period, type and significance.
Battlefields
The battles and sieges fought on this ground, mapped and set on a timeline of the wider conflict.
Roman Britain
The Roman roads, forts and towns near here, and the Iron Age people who held the land before Rome arrived.
Civil War
The Civil War fighting, garrisons and recorded militaria in this area, woven into the arc of 1642 to 1651.
Geology
The bedrock beneath the site, its age and rock type, reaching back hundreds of millions of years.
Local Names
What the street and field names around here actually mean, and the history buried inside them.
Historical Maps
Ordnance Survey maps from the 1800s, layered over the location as it stands today.
Literature
The books, county histories, charters and archives that mention this place, quoted with their sources.
Legal
The protected sites nearby and the metal-detecting, access and treasure laws that apply to this ground.
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Protected heritage nearby

Scheduled Monuments near Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916

Town Wall and Gatehouse at Captain's Walk
Town Wall and Gatehouse at Captain's Walk
Scheduled monument · Medieval · ~1.3 mi

Captain's Walk is a medieval town wall and gatehouse located in Wales and protected by Cadw under reference BR177. The structure dates from the medieval period, when fortified town walls were essential to protect mercantile settlements and royal interests. This wall represents a significant defen…

Aberdare Blog / CC BY-SA 2.0 / Wikimedia Commons
Town Wall at Watton Mount
Town Wall at Watton Mount
Scheduled monument · Medieval · ~1.4 mi

Town Wall at Watton Mount is a medieval town defence that formed part of the fortified settlement in Wales. The wall stands upon Lower Devonian bedrock of mudstone, siltstone and sandstone, which was laid down during the Early Devonian period and shaped the underlying geology of this location. Th…

Jaggery / CC BY-SA 2.0 / Wikimedia Commons
Plas-y-Gaer Camp
Plas-y-Gaer Camp
Scheduled monument · Prehistoric · ~1.4 mi

Plas-y-Gaer Camp is a prehistoric hillfort located in Wales and protected by Cadw under reference BR154. The monument occupies a defensible hilltop position whose underlying geology consists of Lower Devonian rocks of undifferentiated character—a succession of mudstone, siltstone and sandstone la…

Marion Phillips / CC BY-SA 2.0 / Wikimedia Commons
Slwch Camp
Slwch Camp
Scheduled monument · Prehistoric · ~1.4 mi

Slwch Camp is a prehistoric hillfort located in Breconshire, Wales, situated within the Brecon Beacons landscape. The site comprises a multivallate defence system with multiple banks and ditches characteristic of Iron Age fortification practices, likely dating to the later prehistoric period. Its…

Michael Graham / CC BY-SA 2.0 / Wikimedia Commons
Brecon Bridge
Brecon Bridge
Scheduled monument · Post Medieval/Modern · ~1.5 mi

Brecon Bridge is a stone bridge spanning the River Usk at Brecon in Powys, Wales, dating from the early modern period. The bridge represents an important crossing point for the medieval and post-medieval town of Brecon, facilitating communication and trade across the river valley. Constructed in…

Trevor Rickard / CC BY-SA 2.0 / Wikimedia Commons
St Eluned's Chapel and Well
St Eluned's Chapel and Well
Scheduled monument · Medieval · ~1.5 mi

St Eluned's Chapel and Well is a medieval chapel in Wales, protected by Cadw under reference BR236. The site occupies ground underlain by Lower Devonian rocks of mudstone, siltstone and sandstone, deposited during the Early Devonian period. This geology of the Welsh landscape has shaped settlemen…

Menter Brycheiniog&Maesyfed / CC BY-SA 4.0 / Wikimedia Commons
Coed y Caerau Camp
Scheduled monument · Prehistoric · ~1.9 miles
Castle Mound 800m NNW of Ty'n-y-Caeau
Scheduled monument · Medieval · ~2.4 miles
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In the same landscape

Battles near Aethelflaed's Raid on Brecenanmere (Llangorse Lake) 916

Battle of Brecenanmere
916
~1.4 miles away
Glyndwr's Ambush at Brecon and Capture of Dafydd Gam, 1412
1412
~1.4 miles away
Battle of Brecon
1233
~3.6 miles away
Battle of Llangorse Lake
916
~3.8 miles away
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