A British suicide bomber who set off a bomb in Iraq last week had won a lawsuit for his stay in Guantanamo after being captured in Afghanistan in 2002. He was released in 2004. Won a lawsuit against the British government who he said was complicit in his detainment & treatment while at Gitmo.
http://www.reuters.com/article/us-mideast-crisis-iraq-britain-militant-idUSKBN1611A8
Apparently was radicalized at least a decade before ISIS
http://www.reuters.com/article/us-mideast-crisis-iraq-britain-militant-idUSKBN1611A8
Apparently was radicalized at least a decade before ISIS