Trump boarded another aircraft, an Air Force C-32, a modified Boeing 757 normally used by the president for domestic trips to smaller airports, and continued on with his trip to the World Economic Forum in Davos shortly after midnight.

Anthropic's Chief Executive Officer Dario Amodei compared artificial intelligence chips to nuclear weapons. Google DeepMind's CEO said China's technology is just months behind the US.

As US President Donald Trump continues his relentless pursuit of Greenland, some of America's closest allies have declared an end to the United States-led global order.