Canada was the most sued nation while NAFTA still existed btw:
There's no more NAFTA, as it was replaced by USMCA in 2020.
NAFTA lawsuits target Canada most, U.S. hasn't lost yet
A senior research fellow with the Canadian Centre for Policy Alternatives says that, since NAFTA came into force in 1994, Canada has been sued 39 times by foreign companies claiming Canadian policies have violated their rights under the deal -- almost half of all challenges.
www.ctvnews.ca
There's no more NAFTA, as it was replaced by USMCA in 2020.