1981 – The home computer ZX81 is launched
The British ZX81 was one of the world's first home computer and was sold over 1.5 million times.
1970 – The Nuclear Non-Proliferation Treaty enters into force
Nuclear powers China, Russia, U.S., U.K., and France initiated the treaty in 1968. It has since been ratified by 190 nations around the world.
1960 – Alberto Korda takes his famous picture of revolutionary Che Guevara
The iconic photograph, called Guerrillero Heroico, was taken at a memorial service for the victims of the La Coubre explosion.
1872 – The air brake is patented
George Westinghouse is credited with the design of the railway braking system that uses compressed air.
1616 – Nicolaus Copernicus' revolutionary book De revolutionibus orbium coelestium is banned by the Catholic Church
In the book, Copernicus claimed that the Earth revolves around the sun. The Church maintained Ptolemy's geocentric system. The book is considered a milestone in the history of astronomy.
1970 – John Frusciante
American singer-songwriter, guitarist, producer
1951 – Lat
Malaysian cartoonist
1948 – Elaine Paige
English singer, actress
1898 – Zhou Enlai
Chinese politician, 1st Premier of the People's Republic of China
1871 – Rosa Luxemburg
Russian economist, philosopher
2013 – Hugo Chávez
Venezuelan military officer, politician, President of Venezuela
1963 – Patsy Cline
American singer-songwriter, pianist
1953 – Sergei Prokofiev
Russian pianist, composer, conductor
1953 – Joseph Stalin
Soviet marshal, politician, 4th Premier of the Soviet Union
1895 – Nikolai Leskov
Russian author, playwright, journalist
Change Date: