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
Aspen Institute Wye River Conference Centers facility to house the Institute for Information Studies, a joint program of Northern Telecom Ltd. (later Nortel Networks) and the Aspen Institute. The Institute convened executives in business, academia, government and the non-profit sector to explore the impacts of technology on society. Aspen Institute Wye River Conference Centers The Aspen Institute Wye River Conference Centers consists of acres overlooking the Wye River on Maryland's Eastern Shore. The site, parts of which were once known as the Wye River Plantation, was donated by Mr. and Mrs. Arthur A. Houghton, Jr. in 1979. William Paca, a signer of the Declaration of Independence