Peter R. Bagration (1818-1876), Scientist and engineer, Leiutenant General, nephew of famous military commander General Peter Bagration, born in Kizlyar (modern Dagestan). In 1835 he enrolled in the ranks of the St. Petersburg Life Guards as a cadet. In 1845 he was appointed an adjutant of Duke Maximilian of Leuchtenberg and spent 7 years in his service in Europe. In 1852, after the death of the Duke, P. Bagration returned to St. Petersburg; in 1957 he enlisted in the Life Guard of the North Caucasus cavalry squadron, holding the rank of Lieutenant General. In 1870 Peter Bagration was appointed Governor-General of Baltic Governorates. At the same time, starting from 1842, P. Bagration did scientific and research work in physics and chemistry. He carried out his experimental research at the St. Petersburg Academy of Sciences. He invented the first galvanic battery and published his scientific works dedicated to his invention. He discovered the solubility of gold, silver and copper in the solutions of cyanide acids. In 1847 he unearthed a variety of mineral orthite, which was named Bagration after him.
P. Bagration died in St.Petersburg and was buried at Alexander Nevsky Lavra.