I work daily to help this country maintain its constitutional freedoms. Sorry solitary doesn’t fit the category of a violation. We live in an age where criminals are given too much power and way too many privileges. I can’t go to college for free like so many of our criminals do. I don’t get many of the things that criminals do. I am supposed to feel sorry for some duffs who has ended up going to Stony Lonesome? Not at all. I will focus my energies and my sympathies on those who have not been violent offenders
Most research and observation, some dating back from the 1800's, differs with your conclusion.
Unless you consider a torturous, permanent and negative brain alteration to be a Ccnstitutional punishment, that is.