"I glorified you on earth by finishing the work you gave me to do. John 17:4."
Jesus finshed His work before dying on the cross.

Can we worship in peace without evangelising unbelievers? If yes why? If no, why?

Deuteronomy 32:8(NRSV) When the Most High apportioned the nations,
when he divided humankind,
he fixed the boundaries of the peoples
according to the number of the gods.
ACCORDING TO THE NUMBER OF THE GODS...

How the christian community could prepare themselves as threat to overpower the existing status quo

How we can reshape activities around us by the power of God in order to reflect the values of the kingdom of God.