Between 3,000 and 5,000 so-called ‘foreign fighters’ – EU citizens trained in Islamic state terror camps – have returned to Europe and pose a “completely new challenge,” according the continent’s top police chief.
“Europe is currently facing the highest terror threat in more than in a decade,” Rob Wainwright, Europol’s director, told the Neue Osnabrücker Zeitung daily, warning of the real possibility of Islamic State (IS, formerly ISIS/ISIL) or other terror groups attacks in Europe.