| Jean-Francois Champollion, deciphered Egyptian hieroglyphics | |
| Joesph Smith, founded Mormon church | |
| Giovanni Cassini discovers Rhea, a satellite of Saturn | |
| John Flamsteed sees Uranus but doesn't realize it's undiscovered | |
| Ireland is divided into two parts, each with its own parliament | |
| Transistor invented by Bardeen, Brattain & Shockley at Bell Labs | |
| Borman, Lovell & Anders are the first men to orbit the moon. | |
| six Persian Gulf nations double their oil prices | |
| Congress passes Metric Conversion Act | |
| Rutan & Yeager make 1st around-the-world flight without refueling | |
By Scott Labrecque version 9.4.0.0