It isn’t. It just only illegal under the laws of one. Same as murder which is only illegal under state law. And same as paying U.S. tax which is only required under federal law.
That is fascinating.
Highly unlikely. What motivation could they have? Who would care if they said it had medical benefit just like half the other drugs that are abused?
They’re afraid legalizing it for medical purposes will lead to it being legalized for recreational purposes, like in Colorado.