The invoking of national security to unravel trade agreements could scramble the international trading system in China’s favor.

A day after levying steep new tariffs on Mexico, Canada and China, President Trump acknowledged what economists, members of Congress and even some of his own aides — in their previous lives — have been saying all along: Americans may find themselves paying the costs.

"The dumbest trade war in history" is how the editorial board of "The Wall Street Journal" describes Donald Trump's decision to impose tariffs on Mexico, Canada, and China in its article. "WSJ" writes bluntly: the justification for this move,