. "Nikolay Vladimirovich Mezentsov (; April 4(23) (OS/NS), 1827 \u2013 August 4(16) (OS/NS), 1878) was a Russian statesman, adjutant general (1871), and member of the State Council of Imperial Russia (1877). Mezentsov began his military career in 1845. He participated in the Crimean War of 1853-1856. In 1864, he was appointed Chief of Staff of the Gendarmery Corps; in 1874, Deputy Chief of Gendarmery; and finally, in 1876, Chief of Gendarmery and Chief of the \"Third Department\" (\u0422\u0440\u0435\u0442\u044C\u0435 \u043E\u0442\u0434\u0435\u043B\u0435\u043D\u0438\u0435; Political Surveillance and Investigations Department) of His Imperial Highness's Personal Chancellery. Mezentsov was assassinated in 1878 by Sergey Kravchinsky."@en . "Nikolay Mezentsov"@en . . . . "Nikolay Vladimirovich Mezentsov (; April 4(23) (OS/NS), 1827 \u2013 August 4(16) (OS/NS), 1878) was a Russian statesman, adjutant general (1871), and member of the State Council of Imperial Russia (1877). Mezentsov began his military career in 1845. He participated in the Crimean War of 1853-1856. In 1864, he was appointed Chief of Staff of the Gendarmery Corps; in 1874, Deputy Chief of Gendarmery; and finally, in 1876, Chief of Gendarmery and Chief of the \"Third Department\" (\u0422\u0440\u0435\u0442\u044C\u0435 \u043E\u0442\u0434\u0435\u043B\u0435\u043D\u0438\u0435; Political Surveillance and Investigations Department) of His Imperial Highness's Personal Chancellery."@en . . . . . . . . .