Madog II was a Prince of

Powys Fadog Powys Fadog (English: ''Lower Powys'' or ''Madog's Powys'') was the northern portion of the former princely realm of Powys, which split in two following the death of Madog ap Maredudd in 1160. The realm was divided under Welsh law, with Madog's ...

from 1269 to 1277.

Lineage and inheritance

He inherited the throne on the death of his father Prince Gruffydd Maelor II.

Alliance with Gwynedd

He was in alliance with

Llywelyn ap Gruffudd Llywelyn ap Gruffudd (c. 1223 – 11 December 1282), sometimes written as Llywelyn ap Gruffydd, also known as Llywelyn the Last ( cy, Llywelyn Ein Llyw Olaf, lit=Llywelyn, Our Last Leader), was the native Prince of Wales ( la, Princeps Wall ...

, the prince of

Gwynedd Gwynedd (; ) is a county and preserved county (latter with differing boundaries; includes the Isle of Anglesey) in the north-west of Wales. It shares borders with Powys, Conwy County Borough, Denbighshire, Anglesey over the Menai Strait, and C ...

and all

Wales Wales ( cy, Cymru ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by England to the Wales–England border, east, the Irish Sea to the north and west, the Celtic Sea to the south west and the ...

as his effective overlord during the period following the

Treaty of Montgomery The Treaty of Montgomery was an Anglo-Welsh treaty signed on 29 September 1267 in Montgomeryshire by which Llywelyn ap Gruffudd was acknowledged as Prince of Wales by King Henry III of England (r. 1216–1272). It was the only time an English ...

Death and burial

In 1275, Llywelyn married the daughter of

Simon de Montfort, 6th Earl of Leicester Simon de Montfort, 6th Earl of Leicester ( – 4 August 1265), later sometimes referred to as Simon V de Montfort to distinguish him from his namesake relatives, was a nobleman of French origin and a member of the English peerage, who led the ...

, the arch-enemy of the English king's father, Henry III. Simon's wife was

Eleanor of England Eleanor of England ( es, Leonor; – 31 October 1214), was Queen of Castile and Toledo as wife of Alfonso VIII of Castile. She was the sixth child and second daughter of Henry II, King of England, and Eleanor of Aquitaine. Early life and fa ...

, the daughter of King

John John is a common English name and surname: * John (given name) * John (surname) John may also refer to: New Testament Works * Gospel of John, a title often shortened to John * First Epistle of John, often shortened to 1 John * Secon ...

of the

House of Plantagenet The House of Plantagenet () was a royal house which originated from the lands of Anjou in France. The family held the English throne from 1154 (with the accession of Henry II at the end of the Anarchy) to 1485, when Richard III died in b ...

. When Llywelyn refused to offer a personal explanation, the king declared him a rebel and in 1277 invaded North Wales. Although the king's primary target was Gwynedd, Powys Fadog stood in the way. Madog chose to support Llywelyn, and was consequently killed in the fighting. It is thought that Madog may have been buried at

Valle Crucis Abbey Valle Crucis Abbey (Valley of the Cross) is a Cistercian abbey located in Llantysilio in Denbighshire, Wales. More formally ''the Abbey Church of the Blessed Virgin Mary, Valle Crucis'' it is known in Welsh both as ''Abaty Glyn Egwestl'' and ''A ...

, of which he was a patron. Madog was succeeded by his younger brother Gruffydd. The conflict between Llywelyn and the King was settled by the

Treaty of Aberconwy The Treaty of Aberconwy was signed on the 10th of November 1277, the treaty was by King Edward I of England and Llewelyn the Last, Prince of Wales, following Edward’s invasion of Llewelyn’s territories earlier that year. The treaty granted p ...

, which released Gruffydd and other Welsh princes from any allegiance to Llywelyn.

Sources

'Littere Wallie' 'The History of Wales' Lloyd. {{DEFAULTSORT:Gruffydd, Madog 02 Ap, Lord of Dinas Bran 1277 deaths Monarchs of Powys Medieval Welsh killed in battle 13th-century Welsh monarchs Year of birth unknown