![](https://cannabis.net/drive/1000/3743_VDFA_reasonstonotlikelegalization.jpg?width=200&height=200)
Let’s start with the obvious first. The fundamental reason why prohibitionists are opposed to the legalization of cannabis is – ignorance. Another reason, they have some sort of financial stake in the prohibition of marijuana. Often times shares in private prisons, or rehabilitation clinics, or backers from the Pharmaceutical industry, etc.