As Canada faces an election defined by President Trump’s threats, its progressive party, the New Democrats, finds itself losing support and confronting an existential crisis.

© Blair Gable/Reuters

President Trump says the tariffs will encourage investment in U.S. factories, but analysts say car buyers will have to pay thousands more.

© Saul Martinez for The New York Times

President Trump announced sweeping levies on countries across the world. The tariffs create a dilemma for longstanding friends — and an opportunity for foes.

Responses to the mass firings in the federal government. Also: Cory Booker’s speech; talk of a third Trump term; Republicans and Ukraine; a letter to Canada.

Two dozen trade experts gathered recently to simulate how a global trade war would play out. The results were surprisingly optimistic.

The president did not reveal the details of his plan to impose reciprocal tariffs the same day, but suggested he would move ahead with import taxes on trading partners.

It was almost as though America’s northern neighbor were an entirely different country.

Europeans are used to the Trump administration’s scorn by now, but the Signal chat’s lack of seriousness, including its substance, was shocking.

We already know what happens when great powers feel entitled to their zones of control and the strong try to dominate the weak.

Donald Trump wants to make Canada the 51st state. Canadians have a lot to say about that.

Flights for thousands of passengers were disrupted by the shutdown at the London airport, one of the world’s major transport hubs.

Even people sympathetic to some of Trump’s views on trade can’t understand what he’s doing to Canada, our peaceful neighbor.

Flights for thousands of passengers were disrupted by the shutdown at the London airport, one of the world’s major transport hubs.

Canada’s foreign minister said the government would continue to ask for leniency from China for other Canadians in similar situations.

Three Canadians and an American engage in a colloquy about relations between the countries. Also: Nuclear agency cutbacks; silencing Voice of America.

President Trump’s approach to tariffs has unsettled many corporate leaders who believed he would use the levies as a negotiating tool. As it turns out, he sees them as an end in themselves.

The president offers many reasons for imposing tariffs, including revenue, leverage over competitors and job creation. But history suggests a more complex history.

The S&P skidded 2.7 percent, amid investor fears that tit-for-tat tariffs could raise prices, slow the economy and sow uncertainty among businesses.

The president still believes that his protectionist trade policies will be “great for us” in the long run, but won’t rule out short-term economic pain.

President Trump said that Americans would be better off in the long run from his tariffs, which he said would prevent the country from being “ripped off.”

Beijing, which set steep duties on canola, peas and pork, wants Canada and Mexico to resist U.S. pressure to raise tariffs on Chinese goods.

Corporate chiefs see “chaos,” and investors see red as the effect of President Trump’s shifting trade policy begins to weigh on board rooms and trading rooms.

Instead of reflexively condemning tariffs, Democrats should embrace them as part of a smarter strategy to revitalize American manufacturing.

The international benchmark fell to its lowest point since 2021 after a decision by Saudi Arabia and other producers to pump more crude surprised the markets.

In his address to Congress, the president made clear that his new trade levies were here to stay, acknowledging it might create “a little disturbance.” Analysts forecast what that might look like.

Trade wars during President Trump’s first term slashed billions of dollars in U.S. agricultural exports. Farmers and trade groups expect an even bigger hit this time.

President Trump has offered a mix of reasons for upending global trade relations, baffling and angering America’s biggest trading partners.

Prime Minister Justin Trudeau of Canada warned that the Trump administration’s tariffs were leading to a trade war. Mexico’s leader vowed to impose countermeasures on Sunday.

Importers will have to make changes to pay new tariffs on goods from Canada, Mexico and China, and government agencies will need more resources to enforce the fees.