During his 12-year campaign Alexander established some 70 cities, and built the greatest empire the world had yet seen.

He would build the greatest empire the world had ever seen.

This end of Human Space would see the greatest empire in all the histories.

This man's flame-cored eyes had witnessed the fall of the greatest empire in history.

This would indeed have made it one of the greatest empires in Europe.

What happens when the greatest empire in the world pulls out and leaves you to your fate?

Rome - the greatest empire the world has ever known.

From what was once the greatest empire in all the history of Africa, this was left.

Within 20 years it would be the greatest empire the world had known.

At mid-century this was perhaps the greatest empire in the world.