The New York Nanny’s group, Mayors Against Illegal Guns, is attracting scant support.During the past couple of decades, as their wretched little cause slowly lost ground, it dawned on the more adroit of America’s gun-control outfits that they might profit from the invention of a new language to market their appeals. Thus it was that we moved away from a debate in which the Left was content to be represented by outfits named “Handgun Control Inc.” and in which restrictionists advocated brazenly for “gun control” and even “gun bans,” and moved toward a debate in which “Handgun Control Inc.” became...