I've always been baffled and fascinated by this "prohibition" era in the USA between 1920 and 1933. That's 13 years! I know very well about the concept of "speakeasy" clubs, that is, illegal bars. These were physical locations (obviously), allegedly available "in every corner". How did the authorities somehow not find these? All it would take would be one pissed off customer, who gets angry at the bar keeper for any reason, such as not getting another drink on credit or something, to just go ...