Prince Pyotr Andreyevich Vyazemsky (Russian: Пëтр Андре́евич Вя́земский, IPA: [ˈpʲɵtr ɐnˈdrʲejɪvʲɪt͡ɕ ˈvʲæzʲɪmskʲɪj]; 23 July 1792 – 22 November 1878) was a Russian Imperial poet, a leading personalit...