Not a situation where I would have drawn it, but there have been a couple of times when it would have provided considerable comfort. But that's not the point. You don't decide when you will need a gun. It is decided by others.
Mauser Werke, Schmidt-Rubin, Colt, Walther, HK, Weatherby, Browning, Ruger, Beretta, Savage, Bushmaster, Marlin, Mossberg, Saiga, S&W, Sig Sauer....a few friends of mine