Full agreements have yet to be reached with the U.S.’s three largest trading partners, Canada, China and Mexico; some Canadian imports have been subject to a 35 percent tariff since early August.

The U.S. has concluded trade frameworks with top trading partners including the European Union, Japan and South Korea. But deals with others remain works in progress, and Trump is also targeting specific industries like semiconductors that are used by millions of Americans across a wide range of products.