In a significant escalation of trade tensions, President Donald Trump issued a stern warning on Saturday, threatening to slap a 100% tariff on Canadian imports. This move came as a response to Canada’s recent trade agreement with China, a decision that has fueled a growing conflict with Prime Minister Mark Carney. Carney has emerged as a prominent figure challenging Trump’s vision of global trade dynamics.

Trump took to social media to express his disapproval, stating that if Prime Minister Carney believes Canada can act as a “Drop Off Port” for Chinese goods entering the U.S., he is gravely mistaken. The president’s comments underscore his administration’s vigilance against perceived threats to American trade interests.

Although Trump asserted that these tariffs could be imposed “immediately” should Canada proceed with its China deal, the timeline for such action remains ambiguous. The White House has yet to provide further clarification on the president’s statement.

This development follows a year of heightened trade tensions, during which Canada pursued its own trade pact with China. The agreement aims to reduce tariffs on Chinese electric vehicles in exchange for lowering import taxes on Canadian agricultural products. Initially, President Trump had praised Carney’s efforts, suggesting that securing such trade deals was beneficial.

Despite the current tensions, Dominic LeBlanc, Canada’s minister overseeing trade with the United States, emphasized that while Canada and China have addressed several key trade issues, there is no active pursuit of a comprehensive free-trade agreement between the two countries.

Dominic LeBlanc, Canada’s minister responsible for trade with the United States, said Canada and China had resolved “several important trade issues” but there was no pursuit of a free-trade agreement.

Trump’s threat came amid an escalating war of words with Carney as the Republican president’s push to acquire Greenland strained the NATO alliance. Trump had commented while in Davos, Switzerland, this week that “Canada lives because of the United States.” Carney shot back that his nation can be an example that the world does not have to bend toward autocratic tendencies. “Canada doesn’t live because of the United States. Canada thrives because we are Canadian,” he said.

Trump later revoked his invitation to Carney to join the president’s “Board of Peace” that he is forming to try to resolve global conflicts.

Trump’s push to acquire Greenland has come after he has repeatedly needled Canada over its sovereignty and suggested it also be absorbed the United States as a 51st state. He posted an altered image on social media this week showing a map of the United States that included Canada, Venezuela, Greenland and Cuba as part of its territory.

In his message Saturday, Trump continued his provocations by calling Canada’s leader “Governor Carney.” Trump had used the same nickname for Carney’s predecessor, Justin Trudeau, and his first use of it toward Carney was the latest mark of their soured relationship.

Daniel Béland, a political science professor at McGill University in Montreal, said “there was a sense Trump showed more respect for Carney than for Trudeau. Now, after Carney’s visit to China and, even more, his widely celebrated Davos speech, which clearly outshined and upset Trump, the gloves are off.”

Carney has emerged as a leader of a movement for countries to find ways to link up and counter the U.S. under Trump. Speaking in Davos before Trump, Carney said, “Middle powers must act together because if you are not at the table, you are on the menu” and he warned about coercion by great powers – without mentioning Trump’s name. The prime minister received widespread praise and attention for his remarks, upstaging Trump at the World Economic Forum.

The prime minister even spoke of a “rupture” between the U.S. under Trump and its Western allies that would never be repaired.

Trump, in his Truth Social post Saturday, also said that “China will eat Canada alive, completely devour it, including the destruction of their businesses, social fabric, and general way of life.” In a later post, the president said: “The last thing the World needs is to have China take over Canada. It’s NOT going to happen, or even come close to happening!”

Carney has not yet reached a deal with Trump to reduce some of the tariffs that he has imposed on key sectors of the Canadian economy. But Canada has been protected by the heaviest impact of Trump’s tariffs by the Canada-U.S.-Mexico Agreement. That trade agreement is up for a review this year.

In the fall, the Canadian province of Ontario aired an anti-tariff ad in the U.S. that prompted Trump to end trade talks with Canada. The television ad used the words of former President Ronald Reagan to criticize U.S. tariffs. Trump pledged to increase tariffs on imports of Canadian goods by an extra 10%. He did not follow through.

As for China, Canada had initially mirrored the United States by putting a 100% tariff on electric vehicles from Beijing and a 25% tariff on steel and aluminum. China had responded by imposing 100% import taxes on Canadian canola oil and meal and 25% on pork and seafood.

But as Trump’s pursued pressure tactics, Canada’s foreign policy has been less aligned with the U.S., creating an opening for an improved relationship with China. Carney made the tariff announcement earlier this month during a visit to Beijing.

Carney has said that Canada’s relationship with the U.S. is complex and deep and that Canada and China disagree on issues such as human rights.

LeBlanc, the trade minister, said in a statement that Canada would work to ensure that the future of that relationship “benefits workers and businesses on both sides of the border.”

Canada is the top export destination for 36 U.S. states. Nearly $3.6 billion Canadian (US $2.7 billion) worth of goods and services cross the border each day. About 60% of U.S. crude oil imports are from Canada, as are 85% of U.S. electricity imports.

Canada is also the largest foreign supplier of steel, aluminum and uranium to the U.S. and has 34 critical minerals and metals that the Pentagon is eager for and investing in for national security.

Gillies reported from Toronto.