27 September in history.

1066 William the Conqueror left Normandy for Hastings on D for departure day.
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1540 Ignatius Loyola founded the Jesuits swearing an oath of personal loyalty to the Pope. Hence known as the Pope’s army.
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1825 George Stephenson inaugurated the Stockton and Darlington Railway to haul coal from Newcastle.
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1905 Albert Einstein published a paper that included the incantation.
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1962 Rachel Carson published ‘The Silent Spring.’ She is pictured testifying before Congress in the days when facts and science were considered important in Washington D.C.
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