Here’s how not to respond to the Brussels attacks

The tragic attacks on Tuesday morning in Brussels once again highlight the barbarism at the core of the Islamic State (Isis). It uses horrific violence to achieve specific goals: to spread fear in affected populations, galvanize and motivate its supporters, and polarize western societies by provoking an anti-Muslim backlash.

In the wake of these attacks, the United States and its allies should take appropriate defensive measures and ensure that our intelligence and law enforcement agencies are working effectively with partners in allied countries.

This article was originally published in The Guardian.