Donald Trump wants Greenland - and he’s willing to use tariffs to get it.

If European allies refuse to sell, the US president has threatened to escalate trade penalties, weaponising economic pressure rather than military force. The proposal has sparked alarm across Europe, with some leaders calling for the EU to deploy its so-called “trade bazooka” in response. UK Prime Minister Keir Starmer has warned that a trade war benefits nobody.

So is this just bluster - or the opening shot in a new phase of transatlantic economic conflict? And what would a trade war over a sparsely populated Arctic territory mean for the global economy?

On this episode of The Fourcast, we’re joined by Mark Leonard, Director of the European Council on Foreign Relations, speaking as he travels to the World Economic Forum in Davos, and our Economics Correspondent Helia Ebrahimi is in the studio to break down the economic stakes.

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