Answer:
<u><em>The fundamental economic problem facing all societies is that of scarcity. Scarcity is the condition that results from society not having enough resources to produce all the things people would like to have.</em></u>
Explanation:
<span>They turned Baghdad into a vibrant cultural center.</span>
He lost all lot of his people. estimated about over 26 million dead after WW2
He expanded the bureaucracy and appointed intendants in the provinces. He also built the strongest army in Europe too.