Quote Originally Posted by Rex Brynen View Post
...(or, for that matter, Vietnam).
Afghanistan is four times larger than Viet Nam with about twice the population and has about one fourth the number of friendly troops that were serving in VN at the peak. Populace attitudes are antithetical and the enemy contrasts in many respects. If all that weren't difference enough, the terrain is almost diametric and is far more troublesome for military purposes. The altitude alone has a significant impact on operations for humans, vehicles and especially for aviation...

That said, many of the same TTP can still be and are being applied with environmental modifications.