I once knew a fellow who had grown up on a small island in Alaska. He told me there was one man in particular who lived there who was a real piece of work, just a miserable SOB. One day someone shot him and killed him in his home. The guy gave me to understand that everybody on the island knew it was his son but didn't feel that a prosecution would serve any useful purpose. The boy had enough problems. Can you imagin…
One answer would be “a jury of his peers”, and perhaps the islanders decided that would be them?
(Also, I don’t think it was the right solution)