On This Day

What Happened in June 1644

Historical Events

  • Jun 11 Florentine scientist Evangelista Torricelli describes his invention of the mercury barometer in 1643 in a letter to Michelangelo Ricci

Famous Birthdays

  • Jun 16 Henrietta Anne Stuart, Princess of Scotland, England and Ireland and Duchess of OrlĂ©ans (d. 1670)

Famous Deaths

  • Jun 16 John of Saint Thomas [Juan Poinset], Portuguese theologist, dies at 54