You write that as if moving to a new country is just that easy.
If you're in Europe and have never visited, you might be surprised at just how huge the US is. That, plus having only two adjacent countries, makes leaving very difficult.
Oh yeah, plus you have to get into another country, most of which aren't super welcoming to immigrants, either.
Join a bowling league.
Do anything every week with the same group and you'll establish that same community...but without the grifting and shaming.