How does satan & demons go about our Demise?

While angelic beings were originally were created to love God, some angelic being have rejected him entirely. Angels worship and honor their Creator, striving to help reunite all of creation with God. Demons, on the other hand, have rejected God and strive daily to oppose the spiritual understanding and development of humans and desire our destruction (Ephesians 6:12 For we wrestle not against flesh and blood, but against principalities, against powers, against the rulers of the darkness of this world, against spiritual wickedness in high places.). The Bible describes the strategies demons have taken to oppose the will of God. Demons frequently attacked the bodies of those who might otherwise have received the Gospel of Grace:

They Attacked the Body’s Ability to Comprehend the Truth of God
Demons inflicted illnesses to prevent people from hearing, seeing or speaking the truth. They took this approach because sensory disabilities are the greatest inhibitors to humans being able to receive or express an acceptance of the Gospel: