The reaction among America's allies was summed up by the speech of Canadian Prime Minister Mark Carney, who said "the middle powers must act together because if we're not at the table, we're on the menu."
The greenback is down a little over 9% since January. With some uncertainty in the U.S. economy headed into the new year, the dollar may continue to weaken.
The dollar’s value plummeted in the first half of the year, largely thanks to the uncertainty caused by Trump’s trade policies. But in recent months, it’s been regaining some of those losses.
The dollar is hovering around a two-month high. Up until a couple months ago its value had been falling since January. What’s behind the uptick? And what forces may end this trend?