Duchies of Upper Silesia
Upper Silesia was divided into the Duchies of Cieszyn, Opole and Racibórz. In 1340 the Duchy of Racibórz was united with Opava, a Bohemian fief.
Read more about this topic: Dukes Of Silesia
Famous quotes containing the word upper:
“If the upper beams are not straight, the lower beams will be crooked.”
—Chinese proverb.