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

Judges at the U.S. Court of International Trade are set to hear arguments in a case challenging President Donald Trump's tariffs. The lawsuit filed by five domestic businesses argues that the law Trump invoked to impose his "reciprocal" tariffs does not actually give him the power he claims.

Donald Trump's tariff blitz is yielding some initial deals, including a 90-day pause in sky-high U.S. and Chinese duties and a limited trade pact with Britain, but the U.S. president is far from rebalancing global commerce flows,