"Only someone predisposed to leftism would buy into it"
i don't see how it is purely leftist to hate private prisons. if they're for abolishing private prisons and the like, i'm all for it.
"Government corruption affects socialist countries as well"
bernie sanders isn't technically a socialist, though he calls himself one. he advocates for policies seen in scandanavian europe, which are capitalist enterprises.
"You just don’t hear about it so how does that lead to voting for Bernie Sanders?"
bernie sanders actually addressed the issue of private prisons and other forms of industrial corruption, which is why people like him.
"It is however known that the teaching profession in college has a high percentage of leftist who impart their leftist ideology on a large scale"
usually left-leaning individuals have something of value to say in comparison to right-leaning individuals, esp. here in america. whenever a left-leaning person brings something up, usually based on statistics, the only rightwing talking point there is to counter it is, "it doesn't exist".
"Fighting the military industrial Complex? You mean like trump was doing?"
https://www.usnews.com/news/national-news/articles/2020-01-03/trump-to-send-3-000-more-troops-to-middle-east-amid-iran-escalation
i thought he was bringing our troops home, not sending them back into the sands.
the war in afghanistan isn't technically over. trump signed some papers, but only so the media could prevent the general public from worrying about the war after bernie sanders revealed the truth about the afghanistan papers during a democratic debate on national television. the papers revealed that the war was designed to be unwinnable. the media like that trump is keeping the wars up, and that he's done more drone strikes than obama.