Cold War: Soviet lieutenant colonel Stanislav Petrov averted a potential nuclear war by identifying as a false alarm signals that appeared to indicate an impending U.S. missile attack.
The Beatles completed the recording of John Lennon's song "Happiness Is a Warm Gun", regarded by all the band members as their favourite on the album The Beatles.
The Cambodian–Vietnamese War formally ended with the withdrawal of Vietnamese forces from the People's Republic of Kampuchea, a client state it had implemented to overthrow Democratic Kampuchea and the Khmer Rouge.
Japan was struck by Typhoon Vera, the strongest and deadliest typhoon on record to make landfall on the country, causing damage in excess of US$261 million and more than 5,000 deaths.