Prince Dmitry Petrovich Gorchakov (Russian: князь Дми́трий Петро́вич Горчако́в, IPA: [ˈdmʲitrʲɪj pʲɪˈtrovʲɪtɕ ɡərtɕɐˈkof] ; January 12 [O.S. January 1] 1758, – December 11 1824 [O.S. November 19]) was...