The European Union is taking legal action at the World Trade Organization. And Canada and Mexico – two of the biggest sources of aluminium and steel for the US – will now impose their own charges on American goods.
Trump's decision has been described as "illegal" and "unacceptable." Is this the beginning of the end of the global trade order?
Presenter: Hashem Ahelbarra | Guests: Philippe Legrain - former adviser to the Director-General of the World Trade Organization; Joe Watkins - Republican strategist and former White House Aide to President George H W Bush; Maurizio Zanardi - International Economist at Lancaster University, UK