On This Day

What Happened on December 12, 1666

Famous Weddings

  • Leopold I, Holy Roman Emperor (26), marries his niece and cousin Margaret Theresa of Spain (15), the celebrations last almost two years
1666 Highlights

About December 12, 1666

Day of the Week: Sunday
How Long Ago? 355 years, 5 months and 10 days
Leap Year: No

Star Sign: Sagittarius