There's something admirable about the idea that a government would not take away all the guns. The idea that people should not have to give up all of their ability to fight. The idea that people should not be entirely dependent on police for their defense. And the idea that physically weaker people (often women) can defend themselves against the strong. Does this idea work? Surprisingly well. If you had to guess the…
Murders aren't the only issue, though. Just the possibility of a gun being present changes a lot of interactions in the US. Every police encounter has to assume you have a gun. A lot of innocent deaths at the hands of police are treated as "I thought he had a gun", which makes everybody scared of the police -- especially minorities. School children go through metal detectors every single day, never turning up any gun…
The idea that Americans are on edge is simply not correct. The average American, not intending to end their own life and not engaged in a criminal career, is much, much more likely -- about 10× -- to be killed by their own or another person's car than by a gun, and American attitudes reflect that.