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
England–Wales border England and Wales therefore passes along Monmouthshire's eastern boundaries with Herefordshire and Gloucestershire, essentially along the River Monnow and River Wye. The first legislation applying solely to Wales since the 16th century was passed in 1881. Subsequently, the border between England and Wales has taken on increasing legal and political significance. In 1964 a separate department of state was established for Wales – the Welsh Office – which assumed an increasing range of administrative responsibilities from Whitehall. By 1992, the Welsh Office oversaw housing, local government, roads, historic buildings, health, education, economic development, agriculture, fisheries and urban regeneration, although the