Provisional Russian Administration in Bulgaria
The Provisional Russian Administration in Bulgaria (Russian: Временное русское управление в Болгарии, Bulgarian: Временно руско управление в България) was an interim government established for Bulgarian territories occupied by the Imperial Russian Army during the Russo-Turkish War of 1877–1878. This administration was established in the beginning of the war in April 1877.
Source: Wikipedia — Provisional Russian Administration in Bulgaria (CC BY-SA 4.0)