Video screen-grab bearing the logo of Islamic State group-linked Amaq News Agency shows Berlin truck attacker Anis Amri pledging allegiance to IS. Photograph: AFP/Getty Images

German authorities have released a Tunisian man detained on suspicion of involvement in the truck attack on a Berlin Christmas market last week that k(...)

Mullah Krekar went to Norway as a refugee in 1991 and had earlier been deemed a threat to national security.  Norwegian authorities did not expel him to Iraq because authorities there could not guarantee he would not be executed. Italy said it would now seek to extradite him. File photograph: Olav Nesvold/NTB scanpix

Police in six European countries arrested at least 15 suspected members of an Islamist militant group that was planning attacks in Norway and the Midd(...)