Many smaller countries’ exports have faced 10 percent tariffs since the president first announced, then suspended, an initial wave of policies in April. Others have staved off eye-watering rates after brokering deals with the United States that set their tariffs generally between 15 and 20 percent.

Switzerland might respond to Trump’s double-digit “reciprocal” tariff by canceling its multibillion-dollar F-35 order.

U.S. President Donald Trump has targeted top economic rival China with a cascade of tariff orders on billions of dollars of imported goods aimed at narrowing a wide trade deficit, bringing back lost manufacturing and crippling the fentanyl trade.