Royal Air Force No. 617 Squadron attacked German dams in Operation Chastise, otherwise known as the Dambuster Raids.
The ‘May 16th Notification’ of 1966 effectively started the Cultural Revolution in China.
Richard and Maurice McDonald opened the first McDonald’s restaurant in San Bernardino, California.
On the 14th May 1796, English physician and scientist Edward Jenner purposefully infected 8-year James Phipps with cowpox.
The first Formula One World Championship Grand Prix race took place at the Silverstone circuit in England.
On May 12th 1949, the Soviet Union ended its blockade of West Berlin.
The world’s earliest dated printed book, a copy of the Diamond Sutra, was created in China.
On the 10th May 1941 Deputy Fuhrer of the German Party, Rudolf Hess, flew from Germany to Scotland on a mission to strike a peace deal with the British government.
Colonel Thomas Blood attempted to steal the Crown Jewels from the Tower of London.
The 8th May 1945 was Victory in Europe Day – a public holiday to celebrate the end of the Second World War.
The British ship RMS Lusitania sank after being attacked by the German U-boat U-20 off the coast of Ireland.
On the 6th May 1937, the German passenger airship LZ 129 Hindenburg experienced a mid-air explosion at Lakehurst, New Jersey and was engulfed in flames in just 32 seconds.
Pravda, the official newspaper of what became the Communist Party of the Soviet Union, was first published.
On the 4th May 1932, Al Capone began life as a convict in Atlanta Federal Penitentiary.