President Trump’s tariffs have changed numerous times since they were announced in April, as foreign leaders negotiate and try to secure exemptions.

Trade negotiations are coming down to the wire with U.S. tariffs set to kick in at midnight for countries around the world.

President Donald Trump on Thursday imposed once unthinkably high U.S. taxes on imports from dozens of countries, part of his campaign to turn one of the world’s most open economies into a fortress bristling with barriers to trade.