President Trump will address the gathering of world leaders, CEOs and policymakers as America's allies balk at his efforts to acquire Greenland.

It comes after Trump says he will add a 10% tariff to goods imported from eight European countries that oppose his plan to take over Greenland.

President Donald Trump's Davos forum speech isn't expected to be delayed despite his late arrival in Switzerland after a small electrical issue aboard Air Force forced a return to Washington to swap aircraft.

Trump faces apparent criticism from world leaders at Davos as trade representative dismisses "elite" backlash over Greenland threats and tariffs.

It comes after Trump says he will add a 10% tariff to goods imported from eight European countries that oppose his plan to take over Greenland.

Trump is set to speak to European leaders reeling from his push to take control of Greenland at the World Economic Forum.

The president has repeatedly attacked European allies in recent days because of their refusal to agree to US wishes to acquire Greenland.

The chancellor says the UK "would not be buffeted around"; meanwhile an EU chief says Europe is prepared to act "with urgency".