The explanation about Prince of Gwynedd in north Wales is spotted on Facts about Llywelyn the Great. Most areas of Wales were under his control when he became the de facto ruler. Llywelyn was born circa 1171 and died on April 11th, 1240. Wales was under his rule for almost 45 years for he secured it with diplomacy and war. Let us check other interesting facts about Llywelyn the Great in the following post below:
Facts about Llywelyn the Great 1: the rulers of Gwynedd
The two uncles of Llywelyn became the rulers of Gwynedd when he was still in a boyhood. The uncles decided to divide the kingdom in two parts after Owain Gwynedd passed away in 1170. He was the grandfather of Llywelyn.

Facts about Llywelyn the Great
Facts about Llywelyn the Great 2: legitimate ruler
Llywelyn was the legitimate ruler for Gwynedd. Therefore, he tried to secure his power on the kingdom at the early age.
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Facts about Llywelyn the Great 3: as the sole ruler
By 1200, Llywelyn secured his power in the kingdom as the sole ruler. He and King John of England had a treaty. For the following 10 years, both rulers had great relation. In 2015, Joan who was the natural daughter of Joan married to Llywelyn.
Facts about Llywelyn the Great 4: the deteriorated relation
The relationship between Llywelyn and King John deteriorated after Llywelyn deiced to capture southern Powys when Gwenwynwyn ap Owain of Powys was arrested by King John in 1208. In 1211, Gwynedd was invaded by King John.

Llywelyn the Great Facts
Facts about Llywelyn the Great 5: alliance
Llywelyn had to let go the lands located west of River Conwy. Due to his alliance with other Welsh princes, he was capable to take the lands back.
Facts about Llywelyn the Great 6: Magna Carta
In 1215, John was forced to sign Magna Carta after Llywelyn and the barons were allied.

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Facts about Llywelyn the Great 7: the fights and wars
Llywelyn was involved in a number of fights and wars during the following 15 years of his rule. The military career of Llywelyn ended due to the Peace of Middle in 1234.
Facts about Llywelyn the Great 8:the successor
His successor was Dafydd ap Llywelyn, his son, after his death in 1240.
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Facts about Llywelyn the Great 9: the family of Llywelyn
His father was Iorwerth Drwyndwn. When he was an infant, his father died. His grandfather was Owain Gwynedd.

Llywelyn the Great
Facts about Llywelyn the Great 10: Llywelyn’s mother
Marared was the mother of Llywelyn. She was the daughter of prince of Powys, Madog ap Maredudd.
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