
When a socialist society needed to develop its economy enough to maintain internal support and survive against external aggression.
China endured its Century of Humiliation and then a genocidal occupation during WWII. The communists then had to win their civil war, only to immediately face U.S. aggression on their doorstep in Korea, plus hostile U.S. bases all over Korea, Japan, and Taiwan. In 1950 it was a poor, largely pre-industrial country with urgent, existential problems. How quickly were they supposed to build utopia?
Don’t leave me hanging on this one!