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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And if there's one self-evident thing on show this week in Oslo's central court, it is the loneliness of being Anders Behring Breivik.

CNN: Does the internet breed killers?

The 32-year-old Norwegian man arrested for gunning down children on the holiday island of Utoya has been named locally as Anders Behring Breivik.

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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.

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The Norwegian mass murderer Anders Behring Breivik wrote a racist slur about Stella Mwangi, a Norway-based Kenyan singer who represented Norway in the 2011 Eurovision Song Contest, his diary has revealed.

FORBES: Norwegian Killer Anders Behring Breivik Hated Kenyan Musician

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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Anders Behring Breivik raised his arm in a fascist-style salute -- a symbol of "strength, power and defiance against Marxist tyrants, " to quote the 1, 500-page manifesto attributed to him -- as soon as his handcuffs were removed in court Monday.

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