President Donald Trump late Thursday threatened a 35% tariff on goods imported from Canada, a dramatic escalation in an on-again, off-again trade war with America’s northern neighbor and one of its most important trading partners.

The U.S. will put a 35% tariff on imports from Canada effective Aug. 1, President Trump announced on Thursday evening. But an exemption for goods that comply with the nations’ free-trade agreement, the U.

American President, Donald Trump, said on Thursday that the US would introduce a 35% tariff on goods being imported into the US from Canada starting from August 1. The move represents a major escalation of trade conflicts between two of North America’s largest and most closely linked economies.