The government called on the court to reverse an appeals court ruling that found most of President Donald Trump's tariffs are an illegal use of an emergency powers law.

A divided U.S. appeals court ruled that most of President Donald Trump's tariffs are illegal, undercutting his use of the levies as a key economic policy tool.

A federal appeals court last week ruled most of President Donald Trump’s global tariffs are illegal, undercutting his expansive trade policy.