Anders Breivik

Campaigners call on online retail giant to remove material by Anders Breivik and Dylann Roof

Lieutenant Christopher Hasson allegedly stockpiled weapons to kill civilians and high-profile Democrats

Jailed Norwegian killer defiant on first day of lawsuit against state's 'inhuman treatment'

Mark Colborne, who described himself as "an Anders Breivik", held under Mental Health Act

First theydismissed the Norway killer as a lonemadman, now they sayhe was disenfranchised