THE THOUGHT OF THEIR WIFE WITH ANOTHER MAN will spin most guys into an understandably blind rage. But even if you think she’s cheating with another man in his house, if she’s there of her own free will, the law says you don’t get to enter the home by going full battering ram on the front door (and then the dude). That’s the line 31-year-old John Fisher crossed late last month in Scott County, Missouri, when he went looking for his wife—and ended up getting shot dead for the trouble.

Seventy-two percent of American gun owners say personal protection is their top reason for owning a firearm. This isn't about defensive shootout fantasies or prepping for the apocalypse. It's about gun rights. It's about something every human can relate to—their family's safety in the most sacred of places...their home.

Stand Your Ground laws allow you to defend yourself with force — even deadly force — without requiring you to first try to run away. But here’s the catch: not every state gives you that protection.