Киевский военный округ
From March 1882 to November 1887, Ruzsky became the senior adjutant of the headquarter of the Kiev Military District. From 1882 to 1896, he became chief-of-staff to numerous divisions, including the 11th Cavalry Division, the 32nd Infantry Division and the 151st Infantry Pyatigorsk Regiment. In 1896, he became the district quartermaster of the Kiev Military District headquarter. On April 1904, he was appointed the chief-of-staff of the Vilno Military District. During his service in the military district, he enjoyed great reputation and respects from his fellow officers.