Answer:
There is no specific battleground for the conflict.
Step-by-step explanation:
The main challenge of confronting a global terrorist group is that the group has no specific battleground for the conflict.
A global terrorist group will often a wide and world-wide connection of assailants in different many countries.
Their goal is often to create a robust network where their members becomes planted in strategic places to inflict harm and cause terror.
It is often very difficult to plan attacks against them because, the war is on many fronts. They have no defined or specific battle ground for conflict.