I've talked a number of times in the past about the weird scientific fascism that many DC comics of the Silver Age appeared to endorse, as well as the odd conflict between DC's apparent reverence for science and its decidedly ambivalent attitude towards the products of that science. Here's another classic and bizarre example, from Adventure Comics #267 (Dec 1959).
The Legion of Super-Heroes (making their second appearance) have apparently taken up residence in Smallville. They perform a few heroic maneuvers, but treat Superboy coldly. Eventually the mayor of Smallville decides there's no need for the Boy of Steel, and Superboy tearfully leaves Earth. While in space, he comes across a horde of super-beings, all headed for one planet, which turns out to be a planet devoted to a tribute to Superboy himself. However, when he arrives:
Sentence first, trial afterwards, eh? A page or so later, they explain the reason for imprisoning him:
Just imagine the uproar if an administration tried to institute preventive detention, based on the fact that you're going to commit a crime five years hence. But, you know, it's just scientifically logical. Provided, of course, that the "futuroscope" works, which, of course it doesn't.