“Some of them have who have been used to carry out these criminal acts are below the age of criminal responsibility in many countries in Europe. We know of children from the West who had been taken to Syria, but there are also children who have been born there to European parents. As we know Daesh [‘ISIS’] are now bringing five-year-olds into their “jihad”.“But the real problem would be with the thousands of adults. A number of states are liaising on this, but the policies will depend to an extent on political and legal considerations in individual states.”
“ISIS” has also been taking vengeance against foreign fighters who have attempted to leave. Samra Kesinovic, a 17-year-old Austrian schoolgirl who was beaten to death last November was one high-profile victim of this, and there have been mass executions of deserters. Earlier this year The Independent was contacted at the Turkish border with Syria by 11 foreign fighters who were seeking to flee through Syria’s Idlib province. They failed after their escape route, organized by a “moderate” militant group, was cut off by “ISIS”.