US President Joe Biden announced that Americans no longer needed to wear masks against COVID-19, following guidance released by the CDC.
Chemical elements Moscovium, Tennessine, and Oganesson were added to the Periodic Table of Elements.
Dmitry Medvedev was elected as the third President of Russia.
Jupiter's moon was found to have a liquid ocean under a thick crust of ice.
Madonna featured in a Pepsi Commercial during NBC-TV's 'Cosby Show.'
The US spacecraft Pioneer 10 launched.
The Concorde airplane was tested for the first time in Toulouse, France.
The musical 'The Sound of Music,' starring Julie Andrews, premiered.
Automatic street lights first appeared in New Milford, Connecticut, US.
The original 'King Kong' movie was shown at Radio City Music Hall and RKO Roxy, New York City, US.
An 8.4 magnitude Sanriku Earthquake and tsunami rocked Japan.
Two trains crashed in a snowstorm in Wellington, Washington, USA, claiming the lives of 96 people.
The Republic of Texas declared independence from Mexico during the Texas Revolution.
The Bank of England printed the first one-pound and two-pound banknotes.
