Earlier this year I wrote of the bravery of Lt-Col Arnaud Beltrame, the French policeman who traded places with a woman being held hostage by an Islamist terrorist and paid for it with his life. I contrasted his actions with those of the police who responded to the school shooting in Florida by standing well back as children got murdered. In the comments, Julia M remarked:

I cannot imagine a British policeman doing this.

To which I responded: