1994
After three years of development with help and contributions from many enthusiasts Version 1.0.0 of the Linux kernel operating system for computers was released.

1989
The US Government banned the importation of semi-automatic assault rifles

1984
Sinn Féin president Gerry Adams was shot and wounded in a street attack in central Belfast, Northern Ireland

1983
OPEC agreed to cut oil prices for first time since its was founded in 1961 .
1976

1958
Birth of Prince Albert of Monaco .

1939
The Republic of Czechoslovakia was dissolved, opening the way for Nazi occupation

1932
Death of George Eastman, inventor of the Kodak camera which helped to promote large-scale amateur photography

1885

1883
Death of Karl Marx, German philosopher .

1837
Wheatstone and Cooke send first British telegraph message (some say 25 July – the electric telegraph was patented in May)

1757
British admiral John Byng was executed by firing squad at Portsmouth harbour for failing to relieve the naval base at Minorca from a French siege
