Trump's tariffs on steel and aluminum have led to an international boycott of US goods. European and Canadian consumers are rejecting American products in response to perceived unfair trade practices.

Consumers around the world are looking for ways to boycott American products in response to Donald Trump’s trade war - and they are using apps to help them do it. Politicians in badly affected countries are encouraging citizens to buy local after the US president imposed tariffs on a range of goods.

President Donald Trump backed down from an extraordinary trade war escalation Tuesday that had threatened a massive surge in Canadian steel and aluminum tariffs and new tariffs on Canadian electricity.