Weegy: Yeah, um......NATO and the US would get their asses kicked. We have a good military, I do not deny that, but terrain is everything. And those tribes know every god damned nook and cranny there is to know....even the Pakistani Military itself doesn't [ mess with the tribes. They've got the power, and I'm sure that the US military is stretched enough as it is. Those people have lived there for centuries, probably even decades! It's staggering, really. We can't just go in there, we would need tens of years worth planning. Good question, though. ] User: what is the biggest city in Pakistan? Weegy: Karachi is the largest city in Pakistan. (More)