Dills & Miron found that "national Prohibition reduced liver cirrhosis deaths — a commonly used proxy for all drinking at the time — by 10 to 20 percent." via
Alcohol prohibition went too far, but was much more effective than the current conventional wisdom suggests.
By many outcome measures, prohibition was actually a success. Given the number of deaths due to alcohol (directly and indirectly), I think we’d do well to find effective ways to limit alcohol consumption
The evidence suggests that Prohibition worked better than most people think. That's not to say it was a good idea, but that does have important implications for alcohol policy.
Truly the piece was born to write