1373 ? Julian of Norwich has visions which are later transcribed in her Revelations of Divine Love.
1568 ? Battle of Langside: the forces of Mary, Queen of Scots, are defeated by a confederacy of Scottish Protestants under James Stewart, Earl of Moray, her half-brother.
1787 ? Captain Arthur Phillip leaves Portsmouth, England, with eleven ships full of convicts (the "First Fleet") to establish a penal colony in Australia.
1830 ? Ecuador gains its independence from Gran Colombia.
1846 ? Mexican-American War: The United States declares war on Mexico.
1848 ? First performance of Finland's national anthem.
1861 ? American Civil War: Queen Victoria of the United Kingdom issues a "proclamation of neutrality" which recognizes the breakaway states as having belligerent rights.
1880 ? In Menlo Park, New Jersey, Thomas Edison performs the first test of his electric railway.
1888 ? With the passage of the Lei Áurea ("Golden Law"), Brazil abolishes slavery.
1912 ? The Royal Flying Corps (now the Royal Air Force) is established in the United Kingdom.
1913 ? Igor Sikorsky becomes the first man to pilot a four-engine aircraft.
1917 ? Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.
1939 ? The first commercial FM radio station in the United States is launched in Bloomfield, Connecticut. The station later becomes WDRC-FM.
1950 ? The first round of the Formula One World Championship is held at Silverstone.
1958 ? During a visit to Caracas, Venezuela, Vice President Richard Nixon's car is attacked by anti-American demonstrators.
1958 ? The trade mark Velcro is registered.
1960 ? Hundreds of University of California, Berkeley students congregate for the first day of protest against a visit by the House Committee on Un-American Activities. Thirty-one students are arrested, and the Free Speech Movement is born.
1969 ? Race riots, later known as the May 13 Incident, take place in Kuala Lumpur, Malaysia.
1972 ? Faulty electrical wiring ignites a fire underneath the Playtown Cabaret in Osaka, Japan. Blocked exits and non-functional elevators lead to 118 fatalities, with many victims leaping to their deaths.
1994 ? Johnny Carson makes his last television appearance on Late Show with David Letterman.
2000 ? In Enschede, Netherlands, a fireworks factory explodes, killing 22 people, wounding 950, and resulting in approximately ?450 million in damage.
2005 ? The Andijan Massacre occurs in Uzbekistan.
2006 ? 2006 São Paulo violence: a major rebellion occurs in several prisons in Brazil.