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Deaths on January 15

John Landen
1790Jan, 15

John Landen

John Landen, English mathematician and theorist (b. 1719)
John Landen (23 January 1719 – 15 January 1790) was an English mathematician.

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Events on 1790

  • 8Jan

    State of the Union address

    George Washington delivers the first State of the Union address in New York City.
  • 11Feb

    Abolitionism in the United States

    The Religious Society of Friends, also known as Quakers, petitions U.S. Congress for the abolition of slavery.
  • 29May

    Thirteen Colonies

    Rhode Island becomes the last of the original United States' colonies to ratify the Constitution and is admitted as the 13th U.S. state.
  • 31Jul

    Potash

    The first U.S. patent is issued, to inventor Samuel Hopkins for a potash process.
  • 22Oct

    Little Turtle

    Warriors of the Miami people under Chief Little Turtle defeat United States troops under General Josiah Harmar at the site of present-day Fort Wayne, Indiana, in the Northwest Indian War.