3 June

Events June 3
350 – Roman usurper Nepotianus, of the Constantinian dynasty, proclaims himself Roman Emperor, entering Rome at the head of a group of gladiators.
1140 – French scholar Peter Abelard is found guilty of heresy.
1326 – Treaty of Novgorod delineates borders between Russia and Norway in Finnmark.
1539 – Hernando de Soto claims Florida for Spain.
1608 – Samuel de Champlain completes his third voyage to New France at Tadoussac, Quebec.
1620 – Construction of the oldest stone church in French North America, Notre-Dame-des-Anges, begins in Quebec City, Quebec, Canada.
1621 – The Dutch West India Company receives a charter for New Netherlands.
1658 – Pope Alexander VII appoints François de Laval vicar apostolic in New France.
1665 – James Stuart, Duke of York (later to become King James II of England) defeats the Dutch fleet off the coast of Lowestoft.
1839 – In Humen, China, Lin Tse-hsü destroys 1.2 million kg of opium confiscated from British merchants, providing Britain with a casus belli to open hostilities, resulting in the First Opium War.
1861 – American Civil War: Battle of Philippi (also called the Philippi Races) – Union forces rout Confederate troops in Barbour County, Virginia, now West Virginia, in first land battle of the War.
1864 – American Civil War: Battle of Cold Harbor – Union forces attack Confederate troops in Hanover County, Virginia.
1866 – The Fenians are driven out of Fort Erie, Ontario, into the United States.
1885 – In the last military engagement fought on Canadian soil, Cree leader Big Bear escapes the North-West Mounted Police.
1888 – The poem "Casey at the Bat", by Ernest Lawrence Thayer, is published in the San Francisco Examiner.
1889 – The transcontinental Canadian Pacific Railway is completed.
1889 – The first long-distance electric power transmission line in the United States is completed, running 14 miles (23 km) between a generator at Willamette Falls and downtown Portland, Oregon.
1916 – The National Defense Act is signed into law, increasing the size of the United States National Guard by 450,000 men.
1932 – Lou Gehrig and teammate Tony Lazzeri hit four home runs in one game, and hit for the natural cycle, respectively. These two feats are both less common than a perfect game, which has occurred twenty one times in one hundred and twenty years.
1935 – One thousand unemployed Canadian workers board freight cars in Vancouver, British Columbia, beginning a protest trek to Ottawa, Ontario.
1937 – The Duke of Windsor marries Wallis Simpson.
1940 – World War II: The Luftwaffe bombs Paris.
1940 – World War II: The Battle of Dunkirk ends with a German victory and with Allied forces in full retreat.
1941 – World War II: The Wehrmacht razes the Greek village of Kandanos to the ground, killing 180 of its inhabitants.
1942 – World War II: Japan begins the Aleutian Islands Campaign by bombing Unalaska Island.
1943 – In Los Angeles, California, white U.S. Navy sailors and Marines clash with Latino youths in the Zoot Suit Riots.
1950 – First successful ascent of an Eight-thousander; Annapurna is summited by Maurice Herzog and Louis Lachenal
1962 – An Air France Boeing 707 charter, Chateau de Sully crashes after an aborted takeoff from Paris-Orly Airport, killing 130.
1963 – The Buddhist crisis: Soldiers of the Army of the Republic of Vietnam attack protesting Buddhists in Huế, South Vietnam, with liquid chemicals from tear gas grenades, causing 67 people to be hospitalised for blistering of the skin and respiratory ailments.
1963 – A Northwest Airlines DC-7 crashes in the Pacific Ocean off the coast of British Columbia, killing 101.
1965 – Launch of Gemini 4, the first multi-day space mission by a NASA crew. Crew-member Ed White performs the first American spacewalk.
1968 – Valerie Solanas, author of SCUM Manifesto, attempts to assassinate Andy Warhol by shooting him three times.
1969 – Melbourne-Evans collision: Off the coast of South Vietnam, the Australian aircraft carrier HMAS Melbourne cuts the U.S. Navy destroyer USS Frank E. Evans in half.
1973 – A Soviet supersonic Tupolev Tu-144 crashes near Goussainville, France, killing 14, the first crash of a supersonic passenger aircraft.
1979 – A blowout at the Ixtoc I oil well in the southern Gulf of Mexico causes at least 3,000,000 barrels (480,000 m3) of oil to be spilled into the waters, the second-worst accidental oil spill ever recorded.
1980 – The 1980 Grand Island tornado outbreak. Seven tornadoes hit Grand Island, Nebraska takes five lives, 357 single-family homes, 33 mobile homes, 85 apartments, 49 businesses and $300 million in damages all told, according to National Weather Service and American Red Cross statistics on the deadly storm.
1982 – The Israeli ambassador to the United Kingdom, Shlomo Argov, is shot on a London street. He survives but is permanently paralysed.
1984 – Operation Blue Star, a military offensive, is launched by the Indian government at Harmandir Sahib, also known as the Golden Temple, the holiest shrine for the Sikhs, in Amritsar. The operation continues until June 6 with casualties, most of them civilians, in excess of 5,000.
1989 – The government of China sends troops to force protesters out of Tiananmen Square after seven weeks of occupation.
1991 – Mount Unzen erupts in Kyūshū, Japan, killing 43 people, all of them either researchers or journalists.
1992 – Aboriginal Land Rights are granted in Australia in Mabo v Queensland (1988), a case brought by Eddie Mabo.
1998 – Eschede train disaster: an ICE high speed train derails in Lower Saxony, Germany, causing 101 deaths.
2006 – The union of Serbia and Montenegro comes to an end with Montenegro's formal declaration of independence.

Holidays and observances

Christian Feast Day:
Charles Lwanga and Companions
Clotilde
Kevin of Glendalough
Ovidius
Vladimirskaya (Russian Orthodox)
June 3 (Eastern Orthodox liturgics)
Confederate Memorial Day (Kentucky, Louisiana, and Tennessee)
Economist day (Buenos Aires)
Festival to Bellona (Roman Empire)
Mabo Day (Australia)
Opium Suppression Movement Day (Taiwan)