It's the only way to force some people to the negotiation table so a better, more equitable series of trade deals can be reached.
The reason Canada and Mexico are included is due to NAFTA. China is currently able to dump their state-subsidized steel and aluminum products in our "neighbors" Canada or Mexico, who export them into the United States.
Liberals loved the idea of tariffs when Obama infested the Oval Office, it seems:
https://www.huffingtonpost.com/entry/america-was-founded-as-a_b_713521
The reason Canada and Mexico are included is due to NAFTA. China is currently able to dump their state-subsidized steel and aluminum products in our "neighbors" Canada or Mexico, who export them into the United States.
Liberals loved the idea of tariffs when Obama infested the Oval Office, it seems:
https://www.huffingtonpost.com/entry/america-was-founded-as-a_b_713521