V/E Day only occurred due to Hirohito breaking a tie and surrendering.
Those were fanatics who believed the Emperor was God.
These fanatics believe that by killing the infidels they get 72 virgins. By being police men in Afghanistan, I don't see that we will be changing minds.
Didn't work out for the early missionaries when the US West was settled. They were chopped up and their remains were thrown around in celebration. It took wiping out their villages before the killing of missionaries stopped.