Some of the challenges are self-inflicted, but a fresh set of court rulings questioning the president’s authority to enact tariffs hangs over his trade agenda.

US President Donald Trump and Chinese President Xi Jinping are likely to speak this week, the White House said, as the world’s two largest economies remain locked in trade turmoil.

A logjam in the trade talks between the United States and China could be broken once Presidents Donald Trump and Xi Jinping speak, US officials said Sunday -- a conversation

A Justice Department letter threatened action over California’s policy allowing trans athletes in girls’ sports. President Donald Trump promised “large scale fines.”