There are no places better to live than the US that have high gun ownership rates.
The other countries are all Habibi lands run by inbred islamists.
Europe is dying a slow bitter death and is an extension of Habibi lands unless there's an uprising.
Discussion
With that said, I'd consider Switzerland but I've never been there so I can't comment.
Seems beautiful but expensive.
Guess you get what you pay for!