On 22 July 2011 , Norwegian right-wing extremist with neo-Nazi and fascist sympathies Anders Behring Breivik carried out the 2011 Norway attacks , the deadliest attack in Norway since World War II . First he bombed several government buildings in Oslo , killing eight people and injuring more than 200 . After the bombings , he went to Utøya island in a fake police uniform and began firing on people attending a political youth camp for the Worker 's Youth League ( AUF ) , a left-wing political party , killing 69 and injuring more than 110 . Overall the two terrorist attacks in Utoya and Oslo , Norway resulted in 77 dead and 319 injured . Anders Behring Breivik also had written a manifesto '' 2083 : A European Declaration of Independence '' in which he accused Islam , Cultural Marxism , multiculturalism , feminism and liberalism of causing a " cultural suicide " of Europe and claimed to belong to an organization called the Knights ' Templar ( named after the medieval military order )
2011 Norway attacks
2011 Norway attacks
Right-wing terrorism