Simply because Canada doesn't have the natural climate for growing Coca nor Cannabis. Nowadays it doesn't matter as much since a significant amount of producti

Simply because Canada doesn't have the natural climate for growing Coca nor Cannabis. Nowadays it doesn't matter as much since a significant amount of production can be done in greenhouses and there are other more synthetic products with market share, but the damage is already done to those poorer countries, and the cartels already wield too much influence.