Wikipedia at 25: Growth and Challenges

Nato soldiers are arriving in Greenland as the Trump administration continues to insist that the US must own the island. We hear from a former senior French Nato official.

Also in the programme: Venezuela's opposition leader Maria Corina Machado meets President Trump; and Rome's new speed limit comes into force.

(Picture: A Royal Danish Air Force plane carrying personnel in military fatigues lands at Nuuk airport Greenland, January 14, 2026. Credit: Reuters)