It is the TEACHING that influences them to act violently, and if religion is added into this teaching then it adds fuel to the fire.
Every battle that we will ever face in life has already been won for us by Jesus Christ. The devil has been defeated! Sin and its power have been destroyed! Stop fighting the devil. RESIST HIM.
How many deaths are you familiar with? Or do you believe only in physical death? Get a broad account of "how" and "how many times" a person experiences death according to the Holy Bible.