Sovereignty
A nation-state's sovereignty applies not only to determining its own form of government but also to being free from interference by outside powers. The principle of sovereignty was established in Western history by the Treaty of Westphalia in 1648, at the end of the 30 Years War. The principle recognized the right of rulers to govern their own territories and not be controlled by other powers outside their territories.
surplus: surfeit
Irrigation: inundation
division of labor: mass production( I'm not super sure about this)
fertile crescent: Middle East
silt:clog
<span>July 6: Carnegie Mellon Researchers Find Social Security Numbers Can Be Predicted from Publicly Available Information
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You mean President right? answer is George Washington
Through civil disobedience, as in protesting or using the first ammendment right to voice your opinion