NTC forces killed Muammar Gaddafi and his son after the Battle of Sirte.
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The United States ratified the Louisiana Purchase.
The Lancet published a study that found pollution contributes to 1 in 6 deaths worldwide.
Abraham Lincoln declared Thanksgiving Day a national holiday.
Maria Theresa – the only female to rule the Habsburg Empire – became queen following her father's death.
American pioneer aviator Noel Wien founded Alaska's first airline, Wien Alaska Airlines Inc.
