We can learn some lessons from history on the power and will of many women.
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10 Fascinating Female Rulers In History
http://listverse.com/2016/09/25/10-fascinating-female-rulers-in-history/

Further Reading
10 Amazing Female Spies Who Brought Down The Nazis
10 Women Who Transformed Themselves Into Superheroes
10 Women Warriors Forgotten By History
10 Overlooked Women Who Outdid Famous Men

Only time will tell what legacy the First Lady will leave when her husband's term is over. Be it 2020 or 2024... Preferably the former. LOL