Suing countries because they reacted?
Trump imposed tariffs ostensibly to fight against China; the US/China trade volume is 1% of the world economy.
Mnuchin says that the tariffs imposed against Canada and Mexico were intended to make the NAFTA negotiations work faster. They have not and are not progressing.
Navarro was quoted during his run (s) for office in San Diego that a trade war would be bad for the world economy.
USB Bank today is quoted as saying that $800B of trade is missing because of the tariff war begun by Trump.