Why do they hate the Dutch?

http://www.ifilm.com/ifilmdetail/2655656?htv=12 is the film which got van Gogh killed. It is in English but you have to wait about 2 minutes before the English starts.

For a link about what the man who made the movie was talking about, http://www.iran-press-service.com/ips/articles-2004/october/izadi_301004.shtml is only a few weeks old.

Further fallout in the Netherlands here: http://politics.slate.msn.com/id/2109523/

So … Why do they hate the Dutch?