I would think that having a firearm for every man, woman and child in the United States (330 million of them) would be a bit different than Great Britain. 

"All handguns, semi-automatic and pump-action non-rim-fire rifles are prohibited. A few pistols are licensed on a Firearm Certificate for exactly the same reasons as the rest of Great Britain."

In Great Britain 2010, there  were estimated to be 2,373,186 both legal and illegal combined.    

64 million people; 2 million guns.  Great Britain

326 million people 330 million guns.  United States