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May 1, 1543
universe is heliocentric
copernicus claims the universe is heliocentric -
spinning jenny
james hargreaves invents the spinning jenny -
wealth of nations
adam smith publishes the "wealth of nations" -
steam engine
james watt perfects the steam engine -
cotton gin
eli whitney invents the cotton gin -
steam boat
robert fulton invents the first steam boat -
Factory act of 1833
factory act of 1833 limits work hours for women and children. -
suez canal
opening of the suez canal -
comunist manifesto
Karl marx writes the comunist manifesto -
radioactivity
Marie curie recieves noble prize for her work with radioactivity and its ability to cure some diseaes -
theory of relativity
albert einstein publishes the article on the theory of relativity
