After his death , his works were censored in Russia for the full extent of the Soviet period ( 1921 - 1991 ) .
He was remembered for his daring defense of creative freedom against Bolshevik Party demands for political commitment .
After his death , his works were censored in Russia for the full extent of the Soviet period ( 1921 - 1991 ) , but he was remembered for his daring defense of creative freedom against Bolshevik Party demands for political commitment .