During World War II, the federal government encouraged American farmers to grow hemp to help the war effort.
Nga minwaha nga tshifhinga tsha nndwa ya vhuvhili, mmbi ya US vho tutuwedza vhalimi vha Amerika uri vha tavhese tshimela tsha hemp hu tshi khou itelwa uri hu kone u bveledziwa dzi thambo zwine zwi nga si kone uya kha manwe mashango nga mulandu wa uri huna nndwa.