As ISIL's 'caliphate' crumbles, its ideology remains

Three years ago on Wednesday, ISIL leader Abu Bakr al-Baghdadi stood at the pulpit of Mosul's Grand Al Nuri mosque, which was destroyed last week amid fighting between the armed group's fighters and US-backed Iraqi forces, and announced the creation of a Sunni caliphate. 

While ISIL proceeded to balloon in size...read more.