The Bolivian city of Potosí was founded after vast deposits of silver were discovered in the mountains nearby.
Source
The Nagorno-Karabakh conflict between Armenia and Azerbaijan began.
Great Britain claimed The Straits Settlements as crown colonies: Singapore, Penang, and Malacca.
Canada formed the territory of Nunavut to recognize the traditional lands of their native Inuit people.
Bonnie and Clyde shot two highway patrolmen outside Grapevine, Texas.
The US Air Force accidentally bombed the Swiss city of Schaffhausen.