On This Day

September 1648 in History

Events in History

  • Sep 11 -13] Battle at Pilawce: Bohdan Chmielricki's beats John Casimir [OS]
  • Sep 21 -23] Battle at Pilawce: Bohdan Chmielricki's beats John Casimir [NS]

Deaths in History

  • Sep 1 Marin Mersenne, French mathematician (Number of Mersenne), dies at 59