Experts warn that Donald Trump's threats regarding Greenland will strain relations with Europe, particularly as the US faces difficulties with Iran. Trump has recently criticized NATO and suggested withdrawing the US from the transatlantic security alliance.

US President Donald Trump’s renewed threat to take Greenland when America is bogged down in a war with Iran will only deepen the fracture with Washington’s European allies, according to analysts. Trump has repeatedly criticised Europe since returning to the White House. He has derided Nato as a “paper tiger” that Russian President Vladimir Putin is “not afraid of” and last week threatened to withdraw the US from the transatlantic security alliance. Europe, meanwhile, has pushed back and kept a.....