The DEA has approved some CBD drugs, and there is currently a law suit to force them to reclassify weed.
The "war against marijuana" arguably began in 1930, where a new division in the Treasury Department was established — the Federal Bureau of Narcotics — and Harry J. Anslinger was named director. This, if anything, marked the beginning of the all-out war against marijuana.
My favorite Anslinger quote: “Reefer makes darkies think they’re as good as white men.”
Second runner up: "This marijuana causes white women to seek sexual relations with Negroes"