As the Trump administration tests the limits of presidential power, here's a look at what the U.S. Constitution says.

President Trump and his allies have portrayed their efforts to bypass due process as necessary for national security.

Donald Trump is now vowing to impose a 100% tariff on all movies made outside the United States, and Hollywood has questions.

"WE WANT MOVIES MADE IN AMERICA, AGAIN," the president wrote on social media, adding that Hollywood is "DYING" and foreign films are "propaganda"

The White House says no final decisions have been made on President Donald Trump’s call for tariffs targeting films made outside the United States

President Donald Trump says tariffs on Chinese imports to the United States will eventually be lowered, after both Beijing and Washington appeared to soften their positions about potential trade talks.

Trump’s tariffs have disrupted global trade and the American economy. Yet those same new rules are making these manufacturers’ goods more price competitive with imports for th

President Donald Trump signaled that he plans to announce new tariffs on pharmaceutical products imported to the United States “over the next two weeks.” Trump’s overriding tariff agenda has thrown a wrench into the global economy.