What happened as a result of the agreement between th united states and canada to eliminate tariffs?

The U.S. economy has gone through terrible things during the past time being but that does not stop them from tradeing with Canada. Therefor in my opinion nothing happen between them

I hope I was some help

Many citizens are in danger of contracting a food-borne illness.more people are living with chronic illnesses.pathogens are becoming stronger and harder to defeat.