Amazon was incorporated.
The company was set up in Washington State, but it was under the name Cadabra Inc.
Source
The Republic of Cabo Verde gained its independence from Portugal.
Algeria claimed its independence from France after being ruled for 132 years.
The United States Secret Service was formed.
''Somebody That I Used to Know” by Gotye featuring Kimbra was released.
Sir Isaac Newton published his 'Principia' book, which outlined the laws of motion and universal gravitation.
