3 October 1952: Operation Hurricane.

The United Kingdom successfully tested a nuclear weapon in western Australia to become the world's third nuclear power. #History #UK #1stColdWar

30 September 1954: The US Navy commissioned the submarine USS Nautilus.

It was the first vessel to be powered by a nuclear reactor. #History #USA #1stColdWar

30 September 1949: The #Berlin Airlift officially ended. #History #1stColdWar

Stanislav Petrov died on 9 May 2017, aged 77, having saved the lives of billions, most of whom never even knew his name. #History #1stColdWar (2/2)

www.theguardian.com/world/2017/o...

26 September 1983: Stanislav Petrov identified a reported incoming missile as a computer error and not a US first strike. #History #1stColdWar

Lt Col Stanislav Petrov's decision to ignore warnings is credited with averting nuclear Armageddon. (1/2)

16 September 1975: The maiden flight of the prototype Mikoyan MiG-31 interceptor. #History #aviation #1stColdWar

15 September 1959: Nikita Khrushchev became the first Soviet leader to visit the United States. #History #USSR #USA #1stColdWar

12 September 1962: US President John F. Kennedy delivered his "We choose to go to the Moon" speech at Rice University. #History #Space #exploration #1stColdWar

11 September 1978: Bulgarian dissident Georgi Markov died from ricin poisoning in St James' Hospital in Balham, #London. #History #1stColdWar

www.bbc.com/culture/arti...

5 September 1945: A Soviet Union embassy clerk, Igor Gouzenko, defected to Canada and exposed Soviet espionage in North America. #History #1stColdWar