Symphonic poem Tchaikovsky's work as "Isle of the Dead" (1909) does its independence from it. A similar debt to his teacher Rimsky-Korsakov imbues Igor Stravinsky's "The Song of the Nightingale", excerpted from his opera "The Nightingale". Alexander Scriabin's "The Poem of Ecstasy" (1905–08) and "" (1908–10), in their projection of an egocentric theosophic world unequalled in other symphonic poems, are notable for their detail and advanced harmonic idiom. Socialist realism in the Soviet Union allowed program music to survive longer there than in western Europe, as typified by Dmitri Shostakovich's symphonic poem "October" (1967). While France was less concerned than other countries
Symphonic poems (Liszt) prelude to Christoph Willibald Gluck's opera "Orfeo ed Euridice". Likewise, "Hamlet" started out in 1858 as a prelude to the Shakespearean tragedy. Liszt first used the term "Sinfonische Dichtung" (symphonic poem) in public at a concert in Weimar on April 19, 1854 to describe "Tasso". Five days later, he used the term "poèmes symphoniques" in a letter to Hans von Bülow to describe "Les preludes" and "Orpheus". Particularly striking in his symphonic poems is Liszt's approach to musical form. As purely musical structures, they do not follow a strict presentation and development of musical themes as they would under sonata