What Happened in October 1582

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Historical Events

  • Oct 4 Last Julian calender day in Spain/Portugal/pontifical states
  • Oct 5 Gregorian calendar introduced in Italy and other Catholic countries
  • Oct 15 Many Catholic countries switch to Gregorian calendar, skip 10 days

Famous Birthdays

  • Oct 17 Johann Gerhard, German Lutheran leader (d. 1637)
  • Oct 19 Dmitry Ivanovich [Dmitry of Uglich], Russian Tsarevich and son of Ivan IV "the Terrible" (d. 1591)
  • Oct 21 Johan Ernst earl of Nassau-Siegen, military/son of Johan VII

Famous Deaths

  • Oct 4 Theresia van Avila, Spanish mystic writer, dies