On what would have been the radical’s 80th birthday, we look back at one of the strangest incidents in Abbie Hoffman’s ten-thousand plus page FBI file: when they tried to bust him for the “anti-American” publishing of the government’s own records.

You never know what you’re going to find digging through old government records. Case in point: how Abbie Hoffman’s FBI file uncovered an arcane law regarding Smokey Bear.