Criccieth Castle a distant relation of Llywelyn ap Gruffudd, began an uprising against English rule that spread quickly through Wales. Several English-held towns were razed and Criccieth (along with Harlech Castle and Aberystwyth Castle) were besieged that winter. Its residents survived until spring when the castle was resupplied. In the 14th century the castle had a notable Welsh constable called Hywel ap Gruffydd, known as Howell the Axe, who fought for Edward III at the Battle of Poitiers in 1356. The castle was used as a prison until 1404 when Welsh forces captured the castle during the rebellion of Owain Glyndŵr. The
Wiston Castle acquired from the Welsh, Henry I of England sought to colonise the surrounding area by settling Flemish in Rhos and Deugleddau, in the neighbourhood of Haverfordwest. One of these Flemish barons was named Wizo, and he was granted land that had previously belonged to a Welsh lord, and on this he built Wiston Castle. The name of the castle derives from his name. In 1147, the Welsh led by Hywel ab Owain captured Wiston, now under control of Wizo's son Walter fits Wizo, but the Flemings soon got it back. In 1193, it was captured by the Welsh again, and