you are both wrong the right answer is the taklamakan desert.
Answer:
Fear
Explanation: fear because if they create fear people will be willing to do what these terrorist groups want them to do such as partake in a new religion, join them, etc.
The Europeans found America and they all wanted to claim as much land as possible to extend their territories. This was also the start of the colonization era when many european powers rushed to make as many colonies in America as possible.
On April 25, 1846, Mexican cavalry attacked a group of U.S. soldiers in the disputed zone under the command of General Zachary Taylor, killing about a dozen. They then laid siege to an American fort along the Rio Grande.