President-elect Donald Trump is threatening to add the 27 countries that make up the European Union to the list of trade partners he'll place tariffs on — unless the group takes steps to import more U.

After announcing a 25 percent tariff on the U.S. largest trading partners, Canada and Mexico, and threatening to increase tariffs on China, Trump has now targeted the E.U. “I told the European Union that they must make up their tremendous deficit with the United States by the large scale purchase of our oil and gas.