On This Day

What Happened in May 1661

Historical Events

  • May 3 Johannes Hevelius observes 3rd transit of Mercury ever to be seen

Famous Birthdays

  • May 25 Claude Buffier, French philosopher and historian, born in Warsaw, Poland (d. 1737)

Famous Weddings

Charles II

May 25 English King Charles II marries Portuguese princess Catherina of Braganca

Famous Deaths

  • May 27 Archibald Campbell, Scottish politician, beheaded at about 53