And though most people think I'm the difficult one in the relationship they don't realize he is of stronger opinions he just let's me take the heat from outsiders.
I'd try to see if she will leave the religion, and if not, you should break it off. It does kick your butt!.
I've had friends with spouses that got Fulbrights or grants to study in other countries. I married a non-member over 20 years ago.