Too complicated for the likes of you.
Think of how you supply water to a 185,000 man army in a semi-arid region which could support at most a population of 10,000?
Then remember that armies have to eat, too.
Think of how you supply water to a 185,000 man army in a semi-arid region which could support at most a population of 10,000?
Then remember that armies have to eat, too.