In 2016, during the American presidential election campaign, Edward Stourton travelled to the rustbelt of the United States to report on the new political power of Protectionism.
Now, as Donald Trump seems poised for a trade war on two fronts - with China and Europe - he asks how far the American president will go to put "America First".
Producer Smita Patel
Editor Hugh Levinson.
Published on Monday, 16th July 2018.
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