And that was just where an interstellar war could have led.

During an interstellar war one side develops a language, Babel-17, that can be used as a weapon.

There hadn't been an interstellar war for more than a million Earth years.

Can you imagine what an interstellar war might be like?

There could be no such thing as a solid "front" in interstellar war.

Did I just drink and doctor my way through an interstellar war?

He could not understand "why" his transformation meant interstellar war.

Instead of a battle with the Indians on the prairie we have an interstellar war.

At worst it could mean interstellar war on a scale not seen in a million years.

Our presence is required at the start of another interstellar war.