A top administration official signaled confidence that President Donald Trump’s trade plans will survive even if the sweeping global tariffs that pushed other countries to the negotiating table are ultimately deemed illegal.

The Justice Department continues to push for an expansive reading of the president’s authority to levy tariffs.

U.S. appeals court judges sharply questioned on Thursday whether President Donald Trump's tariffs were justified by the president's emergency powers, as lawyers for states and businesses challenging the measures argued he exceeded his authority.

President Donald Trump has been getting his way on trade, strong-arming the European Union, Japan and other partners to accept once unthinkably high taxes on their exports to the United States. The plaintiffs want his biggest,

Recent U.S. pressure on Brazil is a reminder that countries should reserve their legal right to retaliate to avoid being complicit in undermining the rule-based trading system.

Federal appeals judges are considering the legality of the president’s moves to impose levies.