Angels have multiple functions, and God created them to accomplish his will, most of which is in the spiritual realm. In Scripture, we see humans encounter angels in they physical realm as well, as God sends them to tend to His people or deliver his messages.
Hell is real, and two things happen in hell - those who arrive there will feel the full weight of God's furious judgment, and...
Satan is intent to attack anything that reflects God's nature or the Gospel. Jesus said, "The thief comes only to steal, kill, and destroy."...
The prince of the power of the air has a lot of influence in our world. Do demons oversee or run nations?