I'm basing the second sentence in the narrowness of the exceptions to freedom of speech in the US. If the government were to try to impose restrictions on "unt

I'm basing the second sentence in the narrowness of the exceptions to freedom of speech in the US. If the government were to try to impose restrictions on "untrue" speech in areas outside defamation, particularly in politics, I would view that as a major assault on the 1st Amendment.