It’s a battle on the northern border now.
Check it out:

Canada is whittling down its list of U.S. products that it may hit with steep tariffs in retaliation against contentious meat-labeling laws, Agriculture Minister Gerry Ritz said on Tuesday.

The Canadian government is likely to target beef, pork, California wines, mattresses, cherries and office furniture, possibly along with other goods, from an earlier list of three dozen U.S. products, Ritz said in an interview.