Gov. Gavin Newsom on Wednesday is expected to announce a lawsuit arguing that President Trump lacks the authority to enact ...

The suit will argue that Trump's use of the International Emergency Economic Powers Act to impose tariffs on Mexico, Canada ...

Trump’s tariffs have whipped up historic market volatility and frayed America’s relationships with its allies and trading ...

California Governor Gavin Newsom said his state is suing to halt President Donald Trump’s tariffs, citing harm to consumers.

Gov. Gavin Newsom and AG Rob Bonta say Trump's emergency tariffs illegally harm California, the nation's largest ...

California Governor Gavin Newsom and Attorney General Rob Bonta are taking on the Trump administration in a new lawsuit.