They didn't, they used gas which was against international law.
D). Vast empires.
Classical civilizations developed vast empires, whereas early river valley civilizations did not.
Religous freedom the persute of happiness
The Fourteenth Amendment to the United States Constitution was adopted on July 9, 1868. Which grant citizenship to African Americans.
Answer:
Versailles is the symbol of Absolute Monarchy, identified with the reign of Louis XIV. Yet it also reflected the balance Louis attempted to follow that permitted the nobility a degree of independence, thus avoiding direct confrontation.Nov 28, 2011
Explanation: