During the Russo-Turkish War (1877–1878) he led the Second Infantry Division in the Battle of Lovcha together with Mikhail Skobelev, and participated in the Siege of Plevna. After the storming of Plevna he was promoted to Lieutenant General. In 1879 he became the chief of the Petersburg Military District. From 1881 to 1886 he acted as Military Procurator-in-Chief of Russia and was responsible among other things, for the investigation and persecution of the organizers of the murder of Emperor Alexander II of Russia (1881). In 1882 Imeretinsky became a member of State Council of Imperial Russia.