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
