Trump’s Greenland tantrum could be Starmer’s defining moment

This threat from abroad has the potential to refocus attention on national interest and remind us who we are.

This is a moment for our Prime Minister to seize. Pic: Number 10

Few things are better at bringing together a country than a shared external threat.

For all the ways Donald Trump finds to lob grenades into the global order, his despotic belligerence over Greenland may yet provide Keir Starmer with something he has so far struggled to create: a unifying mo…