When Vikings or Northmen settled in the Cotentin peninsula and the lower Seine around Rouen in the ninth and early tenth centuries, and these regions came to be known as Normandy, the name Armorica fell out of use in the area.
In 870 Dumbarton was besieged by Amlaib Conung and Ímar, "the two kings of the Northmen", who "returned to Dublin from Britain" the following year with numerous captives.
After quitting Hanover Beamish devoted much attention to Norse antiquities, and in 1841 published a summary of the researches of Professor Carl Christian Rafn, relative to the discovery of America by the Northmen in the tenth century.
The Northmen intend to sell Jack and Lucy at the slave market to "Picts", but the two thralls are spared because Lucy is adorable and Jack is a bard.
The Northmen successfully fend off a series of Norman attempts to overrun Lakeland, but the story comes to its crux when Ranulf le Meschin leads the largest and seemingly final attack, coming down from Cockermouth.