European capitals tread cautiously after week of mixed salvoes from Trump

US president's tariff threats, Nato spending demands and Greenland ambitions keep leaders on edge

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European leaders had nearly got to the end of the first week of living with Donald Trump back in the White House, with the sole consoling thought that it might have been worse. But then the re-elected and reinvigorated president started talking about Greenland again.

Any hope that the US acquisition of the autonomous arctic territory from Denmark was just a passing whim was dispelled by his insistence over the weekend that I think we're going to have it", amid reports that he had threatened Copenhagen with targeted tariffs, an extortion campaign against a close Nato ally.