(Amazon Link) To be perfectly honest I have rather mixed feelings about this series. The first 3 books were fantastic, the next 3 feel rather disjointed, and the last one is a mindblower, making the middle slog rather worthwhile, but, there's still those 3...
Amazon Edit: Why the downvote? Too long? Not the proper kind of book to be posting here? I really like the idea of this subreddit but don't want to post things I thought were interesting / have seen recommended if they don't fit.
Take some Jews, give them some police badges and autonomy, throw them at Alaska and and there you go -- a decent novel!
Now, off to Amazon with you! (Or wherever you get yer books.)