danasan, don't forget the arrests made last year in Norway and Germany:
http://www.nytimes.com/2010/07/09/wo.../09norway.html - so the country has been targeted before
interesting conclusions drawn here:
http://www.ctc.usma.edu/posts/lesson...terrorist-plot
edit: forgot to mention, there is also a description of possible motives against Norway in the middle of the second article