city, Luhansk oblast (province), Ukraine, in the Donets Basin. Sverdlovsk, named for the Bolshevik leader Yakov M. Sverdlov, is a coal-mining centre ... Found on http://www.britannica.com/eb/a-z/s/193
oblast (province), west-central Russia. The oblast occupies an area along the eastern slopes of the Ural Mountains, stretching from the crestline, ... Found on http://www.britannica.com/eb/a-z/s/193