The formula is quite simple. Once guns are freely available, The most intolerant and greedy people will go for the gun instead of fists. Since compromise and reason-capable people will more likely deescalate, The probability of them staying alive will be greater. This is actually well understood by many gun control proponents. Their reasoning is: "If we allow guns, Then our country will lose a lot of people because the overall mental condition of the society is terrible". The question, That arises with this is why would you need an excess mass of insane, Volatile psychopaths living then, If most of the world is battling poverty and food shortage to the point, That veganism might actually become mandatory for poor people?
We make people take a test to see if they are competent to drive. If they pass the most basic of tasks they get a license to drive. We have policemen to make sure no one is driving reckless and to see if they have a license.
There is no regulation with guns. Any yahoo can get a gun. They can even sell it second hand to other people. Did you how easily Mexican cartel members get guns from this way? Who knows maybe that gun you sold is in Mexico right now.
Guns are a false sense of security because if someone really wanted to kill you they could. You need time to react and pull your gun out and have a clear shot to fire. A simple squad of 5 people can gun you down. Waco texas happened and all those gun touting people died with their family.
Look even a simple germ caused collapse. Can bullets shoot the plague away? You have to realize that your best weapon is your mind not your gun.