President Trump’s tariffs on foreign steel and aluminum have gone into effect, leading to immediate retaliation from the European Union and Canada, raising concerns about escalating trade tensions.

Canada and China have condemned the tariffs imposed by President Trump, announcing their own retaliatory measures against U.S. exports.

President Donald Trump confirmed that tariffs on goods from Mexico and Canada will begin Tuesday, leading to stock market declines and backlash from affected nations and organizations. Canadian Prime Minister Justin Trudeau announced retaliatory tariffs as a response, warning of economic ramifications.

China's Ministry of Commerce opposes Trump's threatened tariffs, warning of retaliation and urging dialogue. The escalating trade conflict continues to strain U.S.-China relations, particularly in light of recent fentanyl trade concerns.