Foreign diplomats noted that the plane fell inside Pakistani territory, although it may have crossed the border.

They said the pilot bailed out and landed in Pakistani territory uninjured.

Early September also marked the first time the war spilled over on to Pakistani territory.

They have also gradually penetrated deeper into Pakistani territory.

Afghanistan has charged repeatedly that its forces are being attacked from Pakistani territory.

If the extremists operating within Pakistani territory are not brought under control, their next target could be Pakistan itself.

Nevertheless, this is Pakistani territory, at least 40 miles from the Afghan border.

At about 9.30 pm, the leading task force entered Pakistani territory.

"This was all Afghanistan," he said stretching his hands to the surrounding Pakistani territory.

It added that the net result would be "further nuclear impact(s) on Pakistani territory".