Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Bryansk Oblast is a federal subject of Russia (an oblast). Its administrative center is the city of Bryansk. Population: 1,278,087 (2010 Census preliminary results). The territory of what is now Bryansk Oblast has been inhabited since ancient times by Slavic tribes. In the 9th to 11th centuries they lived along the banks of the Desna and in the forests of the land between the Desna and the Oka River. The city of Bryansk was established in 985.