This is our strong message to our friends in Europe. Unless responsible governments reflect their citizens’ concerns, populists will win

• Keir Starmer is the British prime minister. Mette Frederiksen is prime minister of Denmark

When trust in government to confront the challenges of today falters, our sense of shared belonging can begin to crack. As the prime ministers of two great European nations, we will not let this happen.

How we deal with irregular migration is at the heart of this, and we know that the response must match the scale of the challenge.