A full-scale global trade war would hurt the United States in particular and could re-energise Europe's push towards unity, European Central Bank President Christine Lagarde said on Friday.

Long-threatened tariffs from U.S. President Donald Trump have plunged the country into a trade war abroad — all while on-again, off-again new levies continue to escalate uncertainty.

US stocks slid Thursday and the S&P 500 closed in correction, down more than 10% from its record high in February, as President Donald Trump threatened new tariffs on the European Union.

President Trump said he would impose a 200% tariff on U.S. imports of wine, champagnes and other alcoholic beverages from the bloc.

In a world where financial transactions ping around the world in a fraction of a second, the booming triangular trade underscores the gold market’s reliance on lumps of metal. In normal times, claims on billions of dollars of gold are traded without the bars ever leaving a vault.

The sharp drawdown on the U.S. stock market picked up steam on Thursday, pushing the S&P 500 into correction territory.

President Donald Trump threatened to impose a 200% tariff on wine, champagne and other alcoholic beverages from France and elsewhere in the European Union, the latest escalation in a growing transatlantic trade war.

Tariffs imposed by US President Donald Trump on imports of steel and aluminium have taken effect in a move that will likely escalate tensions with some of the America's largest trading partners. The measure raises a flat duty on steel and aluminium entering the US to 25% and ends all country exemptions to the levies.

Donald Trump’s tariffs on imports of metals took effect. They impose 25% duties on shipments of steel and aluminum - with no countries excepted.

Trump's action to bulk up protections for American steel and aluminum producers restores effective tariffs of 25% on all imports of the metals and extends the duties to hundreds of downstream products,

President Donald Trump escalated his burgeoning trade war with Canada, declaring that he’ll double the steel and aluminum tariffs set to take effect tomorrow to 50 percent. Doug Ford gets under Trump’s skin: The president said the higher levies were payback for the Ontario premier’s own retaliatory move yesterday to add a 25 percent surcharge to electricity exports to three U.