As a candidate in 2016, President Donald Trump pledged to renegotiate the North American Free Trade Agreement and to terminate it “if we don’t get the deal we want.” Over 13 months of negotiations beginning in 2017, the U.S. and its two neighbors agreed to modest changes to Nafta and a new name, the U.S.-Mexico-Canada Agreement. Now, after months of wrangling by U.S. opposition lawmakers, the USMCA has been ratified in the U.S. as well as in Mexico. In Canada, Prime Minister Justin Trudeau is ca