The Biological Weapons Convention comes into force.
25 March 1995
WikiWikiWeb, the world’s first wiki is made public by Ward Cunningham.
24 March 1993
The Comet Shoemaker–Levy 9 is first discovered.
23 March 1994
Aeroflot Flight 593 crashed in, Kemerovo Oblast, Russia, killing 75.
22 March 1972
In Eisenstadt v. Baird, the United States Supreme Court decides that unmarried persons have the right to have contraceptives.
21 March 1925
The Butler Act prohibits the teaching of human evolution in Tennessee.
20 March 1987
The FDA approves the anti-AIDS drug, AZT.
19 March 1861
The First Taranaki War ends in New Zealand.
18 March 1850
American Express is founded by Henry Wells and William Fargo.
17 March 1958
The USA launched the Vanguard 1 satellite.