Do Britain’s police need more money or more power?

IF TERRORISM’S success is measured by its disruption of a city’s way of life, the reaction of Richard Angell exposes the fanatics’ failure. “If me having a gin and tonic with my friends and flirting with handsome men…is what offends these people so much, I’m going to do it more, not less,” Mr Angell, an eyewitness to a terrorist attack on June 3rd, defiantly told the BBC.

The details of the attack are grimly familiar. Three men rammed a van into pedestrians on London Bridge before stabbing people in restaurants and bars around nearby Borough Market. Eight minutes after the first call to the emergency services, police shot all three dead, but not before the perpetrators had killed eight and injured dozens more.

It was Britain’s third deadly terrorist attack in as many months. As after a similar incident on Westminster Bridge in March and the bombing of a concert in Manchester in May, Theresa May expressed her outrage. But she went further: the country “must not pretend...