TOKYO -- The head of the World Trade Organization has called on member states to negotiate "a more careful definition" of the national security exemption, a provision used by U.S. President Donald Trump to justify a flurry of tariff threats.
Director-General calls on member states to negotiate more 'careful' definition

WTO Director-General Ngozi Okonjo-Iweala speaks to Nikkei Asia during an interview on May 14: She said defining the national security exemption "is going to be quite difficult." (Photo by Yuji Murakami)
TOKYO -- The head of the World Trade Organization has called on member states to negotiate "a more careful definition" of the national security exemption, a provision used by U.S. President Donald Trump to justify a flurry of tariff threats.