Via a papal bull,Pope Gregory XIII announces the Gregorian calendar.
Folklorist and fairy tale author Wilhelm Grimm born in Hanau, Germany.
He and his brother Jakob compiled Grimm's Fairy Tales.
Artist Winslow Homer born in Boston.
King Louis-Philippe of France abdicated the throne and went into exile in England.
France became a republic for the second time.
Arizona was organized as a United States territory.
The first American parade to have floats took place at Mardi Gras in New Orleans, Louisiana.
Baseball player Honus Wagner born in Chartiers, Pennsylvania.
Poet Weldon Kees born in 1914 in Beatrice, Nebraska.
He would disappear on July 18, 1955 from the Marin County side of the Golden Gate Bridge.
The Zimmermann Telegram, in which Germany vows to return New Mexico, Texas, and Arizona to Mexico if Mexico declares war on the United States.
A false alarm leads to one of the largest documented UFO sightings now known as the Battle of Los Angeles.
Apple computer co-founder Steve Jobs born in San Francisco.
Raison d'être for the television program Twin Peaks - the death of Laura Palmer fictionally takes place this day.