On which river does Derby stand?
Derby Derby Derby ( ) is a city and unitary authority area in Derbyshire, England. It lies on the banks of the River Derwent in the south of Derbyshire, of which it was traditionally the county town. At the 2011 census, the population was 248,700. Derby gained city status in 1977. Derby was settled by Romans – who established the town of Derventio – Saxons and Vikings, who made Derby one of the Five Boroughs of the Danelaw. Initially a market town, Derby grew rapidly in the industrial era. Home to Lombe's Mill, an early British factory, Derby has a claim
Great stand on the Ugra river Great stand on the Ugra river The Great Stand on the Ugra River (, also , derived from "Ugra") was a standoff between the forces of Akhmat Khan of the Great Horde, and the Grand Prince Ivan III of Muscovy in 1480 on the banks of the Ugra River, which ended when the Tatars departed without conflict. It is seen in Russian historiography as the end of Tatar rule over Moscow. The main Russian defense line ran along the Oka River from Kaluga east toward Nizhny Novgorod. At Kaluga the Oka bends sharply from north to east and the defense