Think tank: If each of us carried a gun . . . -Times Online.

In January 1909 two such anarchists, lately come from an attempt to blow up the president of France, tried to commit a robbery in north London, armed with automatic pistols. Edwardian Londoners, however, shot back – and the anarchists were pursued through the streets by a spontaneous hue-and-cry. The police, who could not find the key to their own gun cupboard, borrowed at least four pistols from passers-by, while other citizens armed with revolvers and shotguns preferred to use their weapons themselves to bring the assailants down. Today we are probably more shocked at the idea of so many ordinary Londoners carrying guns in the street than we are at the idea of an armed robbery. But the world of Conan Doyle’s Dr Watson, pocketing his revolver before he walked the London streets, was real. The arming of the populace guaranteed rather than disturbed the peace. That armed England existed within living memory; but it is now so alien to our expectations that it has become a foreign country. Our image of an armed society is conditioned instead by America: or by what we imagine we know about America. It is a skewed image, because (despite the Second Amendment) until recently in much of the US it has been illegal to bear arms outside the home or workplace; and therefore only people willing to…