to the General Government of East Siberia, was re-assigned to the General Governorate of Amur, later it would be transferred again on March 17, 1906 to the General Governorate of Irkutsk. It was abolished in 1917 with the Russian Revolution but was re-established under the Far Eastern Republic in 1920, 2 years later it was abolished again and succeeded by the Transbaikal Governorate, which would later be abolished in 1926.

Administrative Divisions