On 17 January 1920, the 18th Amendment came into effect in the United States. It made the manufacture, sale and transportation of 'intoxicating liquor' illegal.Sarah Churchwell is BACK to explore the realities of the roaring twenties with Don. Why was alcohol banned? How did prohibition become federal law? And why would the US government have poisoned its citizens?Produced by Freddy Chick and Sophie Gee. Edited by Anisha Deva. Senior Producer was Charlotte Long.Discover the past with exclusive history documentaries and ad-free podcasts presented by world-renowned historians from History Hit. Watch them on your smart TV or on the go with your mobile device. Get 50% off your first 3 months with code DANSNOW sign up now for your 14-day free trial.We'd love to hear from you! You can email the podcast at ds.hh@historyhit.com.You can take part in our listener survey here.