On this day — January 30

a major release of the operating system Microsoft Windows and the NT based kernel.

killing seven people before the perpetrator took her own life.

killing 169.

Afghanistan is closed.

which is 400 lines long and disguised as an Apple boot program called "Elk Cloner".

flown by the same commander as Flight 820, disappears over the Pacific Ocean 30 minutes after taking off from Tokyo.

killing 42.

killing 97.

Bloody Sunday: British paratroopers open fire on anti-internment marchers in Derry, Northern Ireland, killing 13 people; another person later dies of injuries sustained.

The impromptu concert is broken up by the police.