Breivik

Wearing a dark suit, with a shaved head and thick beard, Breivik, 37, agreed not to repeat the salute

On July 22, 2011, Breivik killed eight people in a bombing outside a govt building in Oslo, gunned down another 69

The militant right winger is appearing in public for the first time since his 2012 trial

The 36-year-old has likened his prison conditions to 'torture'

Breivik, who killed 77 people in a bomb attack and shooting spree, has been kept in solitary confinement since 2011