Rhodri the Great a.k.a. Roderick the Great (in Welsh, "Rhodri Mawr") (c. 820–878) was the first ruler of Wales to be called "Great", and the first to rule most of present-day Wales. Welsh redirects here, and this article describes the Welsh language. ... Events Michael II succeeds Leo V as Byzantine Emperor The Historia Brittonum is written (approximate date) Births Rhodri Mawr (the Great), ruler of Gwynedd (Wales) (approximate date) Photius I, patriarch of Constantinople (approximate date) Deaths December 24: Leo V, Byzantine Emperor (assassinated) Shankara, Hinduist teacher Tang Xian Zong, emperor of... Events The Danes force king Alfred the Great of Wessex to retreat to a fort in Athelney, Somerset. ... National motto: Cymru am byth (Welsh: Wales for ever) Waless location within the UK Official languages English(100%), Welsh(20. ...

The son of Merfyn Frych, he inherited the principality of Gwynedd on his father's death in 844, and Powys from his uncle. He proceeded to marry Angharad, daughter of the ruler of Seisyllwg, which he duly inherited on the accidental death of his brother-in-law in 871. Gwynedd was one of the kingdoms or principalities of medieval Wales. ... Events Succession of Pope Sergius II (844 - 847). ... Powys is an administrative county in Wales, over 2000 sq. ... Seisyllwg was a kingdom of medieval Wales. ... Events Nine battles are fought between the Danes and Wessex. ...

Rhodri succeeded in holding off both Viking and Saxon invaders, offering security to his subjects at a time of great danger and unrest throughout the British Isles. It was, however, the Vikings who drove Rhodri away from his home territory in 877, and he fled to Ireland. Returning the following year in an attempt to regain his kingdom, he was killed in battle against the Mercians of Ceolwulf II. Rhodri slew Gorm, a famous Norse viking leader, during a battlefield duel, and shortly afterwards wiped out his army; the slaying of Gorm sent shockwaves across the contemporary Norse world. The name Viking is a loan from the native Scandinavian term for the Norse seafaring warriors who raided the coasts of Scandinavia, the British Isles, and other parts of Europe from the late 8th century to the 11th century, the period of European history referred to as the Viking Age. ... The Saxons were a large and powerful Germanic people located in what is now northwestern Germany and a small section of the eastern Netherlands. ... The British Isles consist of Great Britain, Ireland and a number of much smaller surrounding islands. ... The name Viking is a loan from the native Scandinavian term for the Norse seafaring warriors who raided the coasts of Scandinavia, the British Isles, and other parts of Europe from the late 8th century to the 11th century, the period of European history referred to as the Viking Age. ... Events The Danes take Exeter Indravarman II succeeds Jayavarman III as ruler of the Khmer Empire. ... Mercia, sometimes spelled Mierce, was one of the kingdoms of the Anglo-Saxon heptarchy, in what is now England, in the region of the Midlands, with its heart in the valley of the River Trent and its tributary streams. ... Ceolwulf II was the twenty-sixth king of Mercia, during 873 to 879. ...