The European Union’s top official did not hold back in her warnings about President Donald Trump’s threat to impose fresh tariffs on countries opposing his push for the U.S. to acquire Greenland, a semiautonomous Danish territory. European Commission President Ursula von der Leyen called Trump’s threats ‘a mistake’ and questioned U.S. trustworthiness, saying that the EU-U.S. trade deal from July had to ‘mean something.’ ‘Arctic security can only be achieved together. This is why the...










