After President Trump threatened for more than a year to withdraw from NAFTA, auto-manufacturing states breathed a sigh of relief when he announced a renegotiated trade agreement earlier this month with Canada and Mexico.

A U.S. withdrawal from the 1994 pact would have resulted in the reimposition of tariffs on specific goods between the U.S., Canada and Mexico. The impact would have been felt most acutely by states such as Michigan that do a lot of business with the two countries.