China Vows Retaliation as Trump Unleashes ‘Bazooka’ US Tariffs

China vowed to retaliate against Donald Trump’s biggest tariffs yet, putting the world’s largest economies on a collision course that risks decimating bilateral trade and upending supply chains.

The Ministry of Commerce urged the US to “immediately cancel” tariffs and resolve trade differences through dialogue, hours after Trump hiked levies on China by 34%, as he unveiled the steepest American duties in a century on scores of countries.

“China firmly opposes this and will resolutely take countermeasures to safeguard its own rights and interests,” the ministry said in a statement Thursday, branding the tariffs a danger to both global ...