Carney faces growing criticism at home as Trump threatens steep tariffs amid tense Canada-U.S. trade negotiations.

The letter reiterated Trump’s complaints about dairy quotas, fentanyl and the U.S. trade deficit, which is mostly fueled by American refineries’ thirst for Canadian oil. His social media post caused the Canadian dollar to immediately tumble, indicating the market wasn’t expecting this escalation.

Canadian Prime Minister Mark Carney responded on Friday to President Donald Trump's threats to impose a 35% tariff on Canada starting Aug. 1, an increase from the initial 25% tariff rate he had set earlier this year.

Doubling down on his trade wars, President Trump is threatening to raise taxes on many goods from Canada and punish Brazil for prosecuting his friend.

Trump has given his final warning, and this time the world isn’t laughing. The White House has mailed out formal tariff notices to Mexican President Claudia Sheinbaum and European Commission President Ursula von der Leyen,

Prime Minister Mark Carney says U.S. President Donald Trump has multiple objectives in his trade talks with various countries, including how it will impact the U.S. budget.

The United States will impose 30% tariffs on goods from the European Union and Mexico starting on Aug.1, President Donald Trump revealed Saturday, July 12, via social media. Both the EU and Mexico responded by expressing willingness to negotiate,

First Reading is a Canadian politics newsletter curated by the National Post’s own Tristin Hopper. To get an early version sent directly to your inbox, sign up here. TOP STORY Prime Minister Mark Carney won the election in April thanks in part due to his promise to take a hard line with the United States.