Selective Training and Service Act
The United States instituted the Selective Training and Service Act of 1940, which required all men between the ages of 21 and 45 to register for the draft. This was the first peacetime draft in United States’ history.
Lascaux cave
In Montignac, France, four teenage boys found the Lascaux cave, which contains one of the most outstanding displays of prehistoric art ever discovered.
The Blitz
The German Luftwaffe commenced the Blitz, a devastating bombing campaign against London during World War II, marking a dark chapter in the city’s history.