Traditional date of the death of King Arthur of England (Le Mort d'Arthur).
He is one of the Nine Worthies.
19 year old Jean d'Arc (la Pucelle (the Maid)) was burned at the stake for witchcraft in Rouen, France.
King Henry VIII of England marries Jane Seymour, a lady-in-waiting to Anne Boleyn whom Henry had beheaded just eleven days before.
Spanish explorer Hernando de Soto lands at Tampa Bay with 600 soldiers looking for gold.
Elizabethan dramatist Christopher Marlowe dies as the result of a barroom brawl over a tavern bill.
Future President of the United States Andrew Jackson kills a man in a duel after the man had accused Jackson's wife of bigamy.
Russian artist and master-jeweler Peter Carl Fabergé born in St. Petersburg, Russia.
Mexico ratifies the Treaty of Guadalupe Hidalgo, which gave New Mexico, California and parts of Nevada, Utah, Arizona to the US.
Memorial Day observed for the first time. It was called Decoration Day because women were seen decorating graves of Civil War heroes.
Film director Howard Hawks (Red River, Rio Bravo) born in Goshen, Indiana.
Mel Blanc, the voice of Bugs Bunny, Elmer Fudd & Porky Pig, born in San Francisco.
King of Swing and clarinetist Benny Goodman born in Chicago.
The first Indianapolis 500 automobile race was held at the Indianapolis Motor Speedway in Speedway, Indiana.
First jazz record, Dark Town Strutters Ball released by The Original Dixieland Jazz Band.