The U.S. is suddenly looking less bubbly for European wines. President Donald Trump on Thursday threatened a 200% tariff on European wine, Champagne and spirits if the European Union goes forward with a planned 50% tariff on American whiskey.

The Dow lost more than 500 points Thursday and the Nasdaq dropped more than 300 as investors reacted to President Trump's threat to impose a 200% tariff on European Union exports of wine, champagne, and other alcoholic beverages.

This will be great for the Wine and Champagne businesses in the U.S.," the president proclaimed on Truth Social