On This Day

What Happened on July 5, 1687

Historical Events

Historic Publication

Isaac Newton's great work Principia published by Royal Society in England, outlining his laws of motion and universal gravitation

1687 Highlights

About July 5, 1687

Day of the Week: Saturday
How Long Ago? 334 years, 10 months and 20 days
Leap Year: No

Star Sign: Cancer