Population. terror worked for stallin and other regimes. it worked for the nazis. germany was able to control europe through terror. the only way you get rid of the people and it is not through sermonizing but you kill them. and it works to intimidate the population. you see your neighborhood getting beheaded you will do what the beheader says. but it is incredible draw for desperate young men who are still flocking to islamic states the resistance is non-existent. the president said we were degrading and destroying this group. what is the latest on that ....