Donald Trump goes out of his way every so often to whine about how horribly Canada treats the US in unfair trade. He seems to target aluminum most often. He did it again last week and retroactively to Sept 1st.
Yesterday he got his lunch handed to him, again.
Facts are power. Facts win. He caved retroactively to Sept 1. The smart female PM and Finance Minister handed him another humiliation.
See here
Go Chrystia Freeland.