March 31

Track	Year	Event	Artist	Song	Album
1	1146	Bernard of Clairvaux preaches his famous sermon in a field at Vézelay, urging the necessity of a Second Crusade. Louis VII is present, and joins the Crusade.	The Church	Fields of Mars	Blurred Crusade
2	1717	A sermon on "The Nature of the Kingdom of Christ" by Benjamin Hoadly, the Bishop of Bangor, provokes the Bangorian Controversy.	The New Pornographers	It's Only Divine Right	Electric Version
3	1854	Commodore Matthew Perry signs the Treaty of Kanagawa with the Japanese government, opening the ports of Shimoda and Hakodate to American trade.	Wide Awake	Friendship	Discography
4	1906	The Intercollegiate Athletic Association of the United States (later the National Collegiate Athletic Association) is established to set rules for college sports in the United States.	Sick of It All	Who Sets the Rules	Scratch the Surface
5	1918	Daylight saving time goes into effect in the United States for the first time.	Viva Voce	Daylight	The Heart Can Melt Your Brain
6	1930	The Motion Pictures Production Code is instituted, imposing strict guidelines on the treatment of sex, crime, religion and violence in film, in the U.S., for the next thirty eight years.	Bad Brains	Regulator	Black Dots
7	1951	Remington Rand delivers the first UNIVAC I computer to the United States Census Bureau.	Deerhoof	Data	Holdy Paws
8	1980	The Chicago, Rock Island and Pacific railroad operates its final train after being ordered to liquidate its assets because of bankruptcy and debts owed to creditors.	Johnny Cash	Rock Island Line	The Essential Johnny Cash 1955-1983
9	1985	The first WrestleMania, the biggest wrestling event from the WWE (then the WWF), takes place in Madison Square Garden in New York.	Joan of Arc	Let's Wrestle	A Portable Model of

(Historical facts about March 31 are from Wikipedia.)