Anders Behring Breivik may or may not be found to be clinically insane.

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Norway, where firearms restrictions were already robust, did not tighten its gun laws after Anders Behring Breivik's 2011 attacks.

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The Norwegian public, politicians and experts alike are expressing surprise at the verdict of insanity delivered by the forensic psychiatrists assessing Anders Behring Breivik.

BBC: Norwegian disbelief at Breivik 'insanity'

Days later, Anders Behring Breivik, a white Norwegian, was arrested.

CNN: Why officials, media wait to declare bombing suspect

And since the destructive rampage of Anders Behring Breivik in Norway that left nearly 80 people dead, it is no longer assumed that such a person may be capable of doing only limited harm.

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