First composed in 1869, Tchaikovsky's popular overture-fantasia was premiered in Moscow on March 16, 1870 with the Russian Musical Society under the baton of Nikolay Rubinstein. The composer expanded the work later that year, which was the first version published (1871, Berlin) and this second version was given in St. Petersburg at that city's branch of the RMS under Eduard Napravnik. Still not quite satisfied, Tchaikovsky revised the work again...