How can Europe stop Donald Trump from snatching Greenland away from Denmark? In this surreal tussle the commander of the world’s most powerful armed forces has an advantage. We set out Europe’s three options for defending against the Trumpian threat.

Speaking of threats, Mr Trump has raised the prospect of invoking the Insurrection Act, which would allow him to send troops to Minneapolis. Residents of the city have held protests in the week since an ICE agent fatally shot Renee Good. Federal authorities show no appetite for investigating the agent’s conduct—but he may yet be charged.

And Iran is the subject of today’s Insider programme. Our senior editors and experts discuss what they’re hearing from their sources in the country and what could happen next. You can watch the show on our app or website.