You could say that about literally anything in history; what it's really showing is your desire to justify believing in those ideologies. They don't work. They never will work.
Stalin inadvertently starved/neglected his people trying to enforce communist day-dreams like collective farming.
Everyone has a dark history which they're not at all proud of - the early USA's treatment of the Native Americans for example.
Or how about Australia's treatment of the Aboriginals?
"they dont work"
-6 million find a job
also: there is no evidence. youre literally taking history lessons on faith alone. retard.
*call centre crew*
*hate talking to people crew*
*get abused for a living crew*
*sexually harassed by hot women crew*
also: there is no evidence. youre literally taking history lessons on faith alone. retard.
Why would soldiers returning home have an incentive to lie? How would you get something on a scale of that magnitude to be covered up or exaggerated? I think the short answer is: you can't.