- Escalating Trade Fight, Trump Threatens Higher Taxes on European CarsNew York Times
- Trump vows to tax European cars if the EU fights back with tariff on US goodsUSA TODAY
- Trump steps up war of words on trade with threat to tax EU carsBBC News
- Trump was angry and ‘unglued’ when he started a trade war, officials sayNBCNews.com
- What is a trade war? And all your other questions, answeredCNNMoney