His first experience of warfare was not a great success.

She'll come back at you with something else, if I know anything of warfare.

The technology of warfare had changed, and with it the world.

What would be their role in this new kind of warfare?

If you were looking for a reason not to ever make light of warfare, this would be a good one.

"That the nature of warfare as we have known it has changed now."

The only defense is using the same means of psychological warfare.

And, just possibly, the nature of warfare itself has changed.

He sent for his son a month ago, to teach him the art of warfare.

By the laws of warfare they should have been successful.