How did coalition forces take down ISIS?

How did coalition forces take down ISIS?

ISIS once held vast territory in Iraq and Syria, spreading terror across the globe. Now, its caliphate lies in ruins. But how did it rise so fast, and what led to its collapse? Using the Imperial War Museum’s collection, IWM curator Jack Gelsthorpe explores the dramatic rise and fall of one of the world’s most feared terrorist groups. Credit to: Imperial War Museums