The Soviet bureaucracy will be overthrown by a revolutionary party more aligned with old Bolshevism.

Leon Trotsky : Bolshevik Leader
A democracy of trade unions would be restored, as well as the freedom of Soviet parties and youth expression. New economic reforms would be introduced by the proletariat.
Trotsky wrote The Revolution Betrayed while in exile in Norway, criticizing Stalin and the post-Lenin development of the Soviet Empire.

Leon Trotsky, The Revolution Betrayed. New York: Doubleday, Doran & Co., 1937