European Union officials have drawn up plans to impose levies on American imports, but questions abound about whether they would go through with them.

The European Union could target Boeing and whiskey-maker Brown-Forman under its plans for retaliatory tariffs if the bloc can’t reach a trade deal with the U.S.

The 30% tariff on European goods threatened by U.S. President Donald Trump would, if implemented, be a game-changer for Europe, wiping out whole chunks of transatlantic commerce and forcing a rethink of its export-led economic model.