Pembrokeshire Deheubarth into Gwynedd. Norman/Flemish influence never fully recovered in West Wales. In 1138, the county of Pembrokeshire was named as a county palatine. Rhys ap Gruffydd, the son of Owain Gwynedd's daughter Gwenllian, re-established Welsh control over much of the region and threatened to retake all of Pembrokeshire, but died in 1197. After Deheubarth was split by a dynastic feud, Llywelyn the Great almost succeeded in retaking the region of Pembroke between 1216 and his death in 1240. In 1457, Henry Tudor was born at Pembroke Castle. He landed an army not far from his birthplace 28 years later in
Templeton, Pembrokeshire a regular system of fields, which themselves still show the narrow strips representing recent enclosures from an extensive medieval "open field" agricultural field system. It is not certain that the Templars were responsible for creating the planned settlement. It is possible that this was done by Mortimer incorporating an earlier agricultural holding or farm established by the Templars. It was once a marcher borough. Owen, in 1603, described it as one of nine Pembrokeshire "boroughs in decay". In the 17th century Narberth Mountain was stocked with Red Deer and covered of woodland. The Pembrokeshire county history records also show open