The concept of Minnesota nice is one that plays well across the country. The stereotype associated with the term is that anyone raised in Minnesota is courteous, mild-mannered and reserved.
As much as we might think language is static the truth is it is very dynamic. You might occasionally hear the word "hark" used today, but probably only if you're watching a Shakespeare play. Parcel used to mean partly. Now it pretty much only refers to a package.
Society's view about personal relationships is undergoing major changes before our eyes. Just a few years ago, same-sex couples marrying in Minnesota wasn't legal. Now it is.
Divorce isn't typically an easy thing to go through. It is perhaps not as hard as it used to be because of changing social attitudes. But even if you have every intention of trying to dissolve your Minnesota marriage as amicably as possible, you likely are going to have to deal with some emotional upheaval. You'll have yours. Your partner will have theirs.