Further afield, European economies are also at risk from Trump's tariff regime. The U.S. president told reporters on Sunday that tariffs on the EU "will definitely happen" — but said a deal "could be worked out" with the U.

Punishing 25% levies on imports from America’s closest neighbors were due to come into force at 12:01 a.m. ET Tuesday, but Trump put his two-front trade war on hold, claiming he’d scored two big wins and major concessions.

BBC reporters in the US, Canada and Mexico assess the fallout after Trump gets border promises in return for a 30-day pause on tariffs.