Since Donald Trump was sworn in as president in January 2017, hardly a day goes by without the media warning of a trade war between the USA and China. According to the New York real estate mogul, trade wars are ‘good’ and ‘easy to win’. But how dangerous are trade wars? What effects can they have? Could trade wars lead to military conflicts? What do we learn about this from history? How did trade wars originate and proceed in the past? The film takes a look back at our possible future.