Why Did Britain Get China Addicted To Opium? | Empires of Silver | Absolute History
youtu.be
It's hard to believe but silver was at one time worth more than gold. China used silver as their currency and the West had to pay in silver for Chinese goods...

The image and videos title were clearly changed for clicks and don’t match the documentary except for the opium war period, but it’s a great doc that goes into much more