This document provides an overview of the Russian composer Peter Ilyich Tchaikovsky, including biographical details and descriptions of some of his major works. It notes that Tchaikovsky studied at the St. Petersburg Conservatory of Music and taught at the Moscow Conservatory. While he was not accepted into the Russian Five group, his compositions like The Nutcracker, Swan Lake, and his First Piano Concerto remain popular today. The document is from a lecture presentation on music appreciation.