There are a lot of people who are against the use of tariffs who are not traitors.
I may disagree with him on tariffs (and I do) one of the few things I do disagree with him on, but that does not mean he is a traitor.
To be a patriot you have to be a nationalist. To be nationalist you have to be a trade protectionist.
Break the chain and you are traitor. Simple as that.