The Americans would probably answer 2010, the Germans of course would answer 2012... But which one was your favorite Motocross of Nations?
You can vote on the right sidebar.
Here you can watch the highlights from 2010, 2011 and 2012.
2010 - Lakewood, USA
Winner: USA (Ryan Dungey / Trey Canard / Andrew Short)
2011 - Saint-Jean-d'Angély, France
Winner: USA (Ryan Dungey / Blake Baggett / Ryan Villopoto)
2012 - Lommel, Belgium
Winner: Germany (Maximilian Nagl / Ken Roczen / Marcus Schiffer)