Witnesses the February Revolution in Petrograd, but spends much of the rest of the year away from the cities. Plans for production of The Gambler abandoned. A summer in the country yields two relatively untroubled works, the Classical Symphony and Violin Concerto No.1. Composes, by way of contrast, the wild, ‘Scythian’ cantata Seven, they are Seven. Completes Piano Sonatas Nos.3 and 4, based on sketches from the Conservatoire years.