Pot Prohibition Continues Collapsing, and Psychedelic Bans Could Be Next

Voters on Tuesday approved the legalization of recreational marijuana in Maryland and Missouri while rejecting similar measures in Arkansas, North Dakota, and South Dakota. Meanwhile, voters in five Texas cities passed ballot measures that bar local police from issuing citations or making arrests for low-level marijuana possession. But the most striking election result for drug policy reformers looking beyond the ongoing collapse of marijuana prohibition happened in Colorado, where a broad psychedelic decriminalization measure is winning by two points with 80 percent of votes counted.

Prior to yesterday's elections, 37 states had approved marijuana for medical purposes, and 19 of them also had legalized recreational use. The...