I have little to add to wh00t
's writeup, except a chronological list of Khachaturian's works...
WORKS BY ARAM ILICH KHACHATURIAN:
Tants for violin and piano and Poema for piano (1926-27)
- three symphonies (1935)
- piano concerto (1936)
- the Song of Stalin for chorus and orchestra (1937, expanded 1938).
- violin concerto (1940)
- the ballet Gayané - also called Gayaneh (containing the Sabre Dance) (1942)
- Masquerade (1944)
- Spartacus (1954; revised 1968)