Long-threatened tariffs from U.S. President Donald Trump have plunged the country into a trade war abroad — all while on-again, off-again new levies continue to escalate uncertainty

“Under the new Prime Minister, Canada remains committed to the fight against climate change,” says Wilkinson, referring to the newly elected prime minister Mark Carney. But “some elements of the climate plan probably have become a little tougher in the context of working with the Trump Administration.”

Canadian Prime Minister Justin Trudeau, answering U.S. tariffs on Canadian goods with levies of their own, said they will “not back down from a fight.”The trade war promised by President Donald Trump stepped up a gear overnight,

The tariff actions, which could upend nearly $2.2 trillion in two-way annual U.S. trade, went live hours after Trump declared that all three countries had failed to do enough to stem the flow of the deadly fentanyl opioid.

China is benefiting as the U.S. hits Canada and Mexico with tariffs, sparking retaliatory measures, according to one Brookings expert.

President Trump's 25% tariffs on Canadian and Mexican goods took effect overnight, prompting Canada to retaliate with its own tariffs. Meanwhile, Trump doubled tariffs on Chinese imports to 20%, leading China to hit back with new tariffs on U.

Mark Carney, Canada’s incoming prime minister, is no stranger to crises. Now he faces what is arguably the challenge of a lifetime: President Trump. Matina Stevis-Gridneff, the Canada bureau chief for The New York Times,

China announced tariffs on Canadian agricultural and food products on Saturday in retaliation for October's decision to impose duties on Chinese-made electric vehicles, steel and aluminium. The Chinese commerce ministry said a 100 per cent tariff would be placed on Canadian rapeseed oil,

President Trump is locked in a tit-for-tat tariff war with Canada, Mexico, the European Union and China in a bid to remake the US economy for the long term – and some early winners and losers have already emerged.