The warning signals another potential trade clash between Brussels and Washington after Trump said Europe is 'not a piggybank' for penalties targeting American companies.
Trump said he could impose 'substantial tariffs' on the European Union, reportedly linking the threat to European fines on U.S. firms. He added that the United States is 'not a piggybank,' pointing to the risk of another round of friction between Brussels and Washington as transatlantic trade tensions resurface.