Playing chicken | 6 June 2019

Why is it that free trade, which almost everyone agrees is good when conducted with other European countries, suddenly becomes something to be feared when it is proposed with the United States? What is it about American chicken which means that Britons who eat it happily enough when they are on holiday are supposed to fear it when it is imported? And if Americans can offer world-class, well-priced medical services to Britain through the National Health Service, how is that a threat to our social fabric?

On his state visit to Britain this week, President Donald Trump reiterated his desire to...