President Donald Trump has announced that the European Union and Mexico will face a 30% tariff on imports to the US from 1 August. He warned he would impose even higher import taxes if either of the US trading partners decided to retaliate.

BRIDGEWATER, New Jersey (AP) — President Donald Trump on Saturday announced he’s levying tariffs of 30% against the European Union and Mexico. Trump announced the tariffs on two of the United States’ biggest trade partners in letters posted to his social media account.

Letters went to 23 other American trading partners this week, including Canada, Japan and Brazil, setting blanket tariff rates ranging from 20 percent