It has also been looked at as a novel, revolutionary, form of warfare.

And were the aliens designed as a form of biological warfare?

So much of what goes on between men and women is a form of warfare.

Propaganda can be used as a form of ideological or commercial warfare.

But there is no greater sport than this form of warfare.

Its shape reflects the changing form of warfare in Japan.

It was certainly not a form of warfare; that be might have understood.

The warriors that participate in this form of warfare are a special breed.

Both sides used this as a form of political warfare and at times public diplomacy.

As this form of warfare has unfolded, the real surprise is why anyone should have been surprised at all.