I never will understand how a governing body outside of the USA was making any decisions for our racing here in the States. I can't think of anything besides providing cups for drug tests that the FIM did well.
This next Supercross season is going to be very interesting for many reasons. Lots of changes shaking up team lineups and now the FIM won't be involved. How did the FIM get in control in the first place? Checkout this article by Motocross Action Magazine to get a better understanding.