President Donald Trump and his cabinet secretaries set out in Davos last week to soothe the anxieties of business elites and world political leaders fearful of U.S. protectionism.
The message: The U.S. still believes in the World Trade Organization, it isn’t surrendering leadership and nobody wants trade wars. After saying a weak dollar was good for U.S. trade, Treasury Secretary Steven Mnuchin reassured the world the U.S. stood by its longstanding commitment against competitive devaluation. In his address Friday Mr. Trump…