As many Canadians commit to boycotting products from the U.S. amid a continuing tariff war by Donald Trump, one grocery staple is proving difficult to spurn.

Also: A new foreign player just won a Canadian bank license

Canada’s oil patch is entering the trade war with the US backed by the strongest pricing for its crude in four years, giving it a cushion against any potential declines and threatening high costs for American refiners and drivers.

“We know that the relationship will never be the same again,” Joly said at NATO headquarters, where she was attending a meeting of allied foreign ministers. “That's my message to Europeans, the relationship with the U.S. will never be the same.”

Shortly after his infamous second inauguration, President Donald Trump started a trade war by directing the United States government to impose new tariffs.

The Chinese government said it would match President Trump’s tariff, and also barred a group of American companies from doing business in China.

U.S. stocks tumbled in early trading on Tuesday, just a day before President Donald Trump's expected announcement of sweeping new tariffs. The Dow Jones Industrial Average fell 250 points, or 0.6%, while the S &P 500 declined 0.45%. The tech-heavy Nasdaq ticked down 0.3%.

The president has been announcing tariffs for months, but economists see his latest moves as opening salvos in potentially drawn-out tit-for-tats with dozens of countries and countless repercussions.

US has highest trade deficit in the world. Who has highest trade surplus? Here's what trade imbalance and reciprocal tariffs mean and why it matters