Here, our wine columnist shares her top picks for U.S. sparkling wines produced in the traditional Champagne style.

The president said he would impose the levies if the European Union did not walk back plans to place retaliatory tariffs on whiskey and other U.S. products.

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.