What factors cause the movement of people into and out of regions of the world

Push factors are events such as war, strife, persecution, and famine that drive populations out of regions; pull factors are lures such as peace, freedom, sustenance, economic opportunity, and pleasure that cause populations to move to new locations.

during the middle ages bibles and most christian literature was written in latin i think that’s the answer you are looking for

to force terrorists groups to stop attacking western targets using massive military force.