England–Wales border point. In 926, Edward's successor Athelstan, "King of the English", summoned the Welsh kings including Hywel Dda of Deheubarth to a meeting at Hereford, and according to William of Malmesbury laid down the boundary between England and Wales, particularly the disputed southern stretch where he specified that the eastern bank of the Wye should form the boundary. By the mid-eleventh century, most of Wales had become united under the king of Gwynedd, Gruffudd ap Llywelyn. In 1055, he marched on Hereford and sacked the city. He also seized Morgannwg and the Kingdom of Gwent, together with substantial territories east of
River Wye, Derbyshire River Wye, Derbyshire The River Wye is a limestone river in the Peak District of Derbyshire, England. It is in length, and is one of the major tributaries of the River Derwent, which flows into the River Trent, and ultimately into the Humber and the North Sea. The river's source lies just west of Buxton, on Axe Edge Moor. Part of the flow passes underground through Poole's Cavern before rising at Wye Head, and flowing through the Pavilion Gardens in Buxton. It then flows east, along a route roughly followed by the A6 road. It enters the Peak District, flows