Federal court determined that President Trump doesn't have the authority to unilaterally impose tariffs, dealing a sweeping blow to his main weapon in his trade war.

By Michael Martina, Yimou Lee and Ben Blanchard WASHINGTON/TAIPEI (Reuters) -The United States plans to ramp up weapons sales to Taipei to a level exceeding President Donald Trump's first term as part of an effort to deter China as it intensifies military pressure on the democratic island,

Two courtroom defeats dealt a blow to President Donald Trump’s strategy, even as an appeals court reinstated existing tariffs.

A leading international economist says "the White House is full of lunatics" as financial markets brace for what Donald Trump does next on tariffs.

U.S. President Donald Trump's envoy to Ukraine, Keith Kellogg, said Russia's concern over the eastward enlargement of NATO was fair and the United States did not want to see Ukraine in the U.S.-led military alliance.

President Donald Trump laid into the conservative Federalist Society and its "sleazebag" chairman of the board Leonard Leo, accusing him of "hating America."

The Federalist Society is a pillar of the conservative legal movement that once advised Trump on judicial picks. Now he's slamming the group.

The safety of Germany's gold reserves held overseas and in New York in particular, until recently mainly a talking point for the country's far-right party and gold bugs, is becoming a matter of public debate with Donald Trump back in the White House.

A group of attorneys general, led by Letitia James of New York, argues that National Science Foundation programs are critical for leading in science and technology.