RUHR, a river of Germany, an important right-bank tributary of the lower Rhine.
Viersen is one of the chief seats in the lower Rhine country for the manufacture of velvets, silks (especially umbrella covers) and plush.
The principal field is that of the lower Rhine and Westphalia, which centres in the industrial region of the basin of the Ruhr, a right-bank tributary of the Rhine.
He returned to Germany, where he restored order in Bavaria, and made an expedition against some rebels in the regions of the lower Rhine.
By Maximilian's administrative organization of the empire in 1500 the duchy of Westphalia was included as an appanage of Cologne in the scattered circle of the Lower Rhine.