I gave you an example. You have similar examples in the XXth century, such as post-war amphetamin consumption in Europe.
The reverse is also true: the crack epidemic was caused by a dramatic increase in the supply of cocaine, which allowed even the poorest members of society to afford it. It's happening again now in Europe.
We can discuss about the criminalization of users and its effects on society, but in the case of the sellers I don't really see a case, especially when you know the conditions in which drugs are produced, involving often borderline slavery and wide corruption networks.
The reverse is also true: the crack epidemic was caused by a dramatic increase in the supply of cocaine, which allowed even the poorest members of society to afford it. It's happening again now in Europe.
We can discuss about the criminalization of users and its effects on society, but in the case of the sellers I don't really see a case, especially when you know the conditions in which drugs are produced, involving often borderline slavery and wide corruption networks.