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May 12, 1543
Copernicus claims the universe in helicentric ( sun centered )
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James Hargreaves invents the Spinning Jenny
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Adam Smith publishes Wealth of Nations
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James Watt perfects the Steam Engine
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Eli Whitney invents the Cotton Gen
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Robert Fulton invents the first steam boat
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Factory Act of 1833 Limits Work for Women and Children
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Opening of the Suez Canal
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Karl Marx writes The Communist Manifesto
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Marie Curie receives Nobel Prize for her work with radioactiveity and its ability to cure some disease
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Alber Einstein publishes article on the Theory of Relativity