If the flag of an armed enemy of the U.S. is allowed to fly over government buildings, then it implies that slavery, or at least the threat of slavery, is sanctioned by that government and can still legally exist.
We took up the offer with the BBC, and that was Monty Python's Flying Circus. I didn't have to submit my ideas to the group. I used to turn up on the days we recorded with a can of film under my arm, and in it went.

