| | 68 - The Roman Senate accepts emperor Galba. |
| | 536 - St. Silverius becomes Pope (probable date). |
| | 793 - The first Viking raid on British soil at Lindisfarne where a set date for the raid is known. |
| | 1191 - Richard I arrives in Acre thus beginning his crusade. |
| | 1405 - Richard le Scrope, Archbishop of York and Thomas Mowbray, Earl of Norfolk, executed in York on Henry IV's orders. |
| | 1624 - An earthquake strikes Peru. |
| | 1776 - American Revolutionary War: Battle of Trois-Rivières - American invaders are driven back at Trois-Rivières, Quebec. |
| | 1783 - The volcano Laki, in Iceland, begins an eight-month eruption which kills over 9,000 people and starts a seven-year famine. |
| | 1789 - James Madison introduces a proposed Bill of Rights in the U.S. House of Representatives. |
| | 1861 - American Civil War: Tennessee secedes from the Union. |
| | 1862 - American Civil War: Battle of Cross Keys - Confederate forces under General Stonewall Jackson save the Army of Northern Virginia from a Union assault on the James Peninsula led by General George McClellan. |
| | 1866 - The Canadian Parliament meets for the first time in Ottawa. |
| | 1887 - Herman Hollerith receives a patent for his punch card calculator. |
| | 1906 - Theodore Roosevelt signs the Antiquities Act into law, authorizing the President to restrict the use of certain parcels of public land with historical or conservation value. |
| | 1912 - Carl Laemmle incorporated Universal Pictures. |
| | 1928 - Second Northern Expedition: NRA captures Beijing, whose name is changed to Beiping. |
| | 1941 - World War II: Allies invade Syria and Lebanon. |
| | 1942 - World War II: Japanese imperial submarines I-21 and I-24 shell the Australian cities of Sydney and Newcastle. |
| | 1948 - Milton Berle hosts the debut of Texaco Star Theater. |
| | 1949 - Nineteen Eighty-Four by George Orwell is published. |
| | 1949 - Such celebrities as Helen Keller, Dorothy Parker, Danny Kaye, Fredric March, John Garfield, Paul Muni and Edward G. Robinson are named in an FBI report as Communist Party members. |
| | 1950 - Sir Thomas Blamey becomes the only Field Marshal in Australian history. |
| | 1953 - Flint-Worcester Tornadoes: A tornado hits the U.S. city of Flint, Michigan, and kills 115. This is the last tornado to claim more than 100 lives. |
| | 1953 - The United States Supreme Court rules that Washington, D.C. restaurants could not refuse to serve black patrons. |
| | 1959 - The USS Barbero and United States Postal Service attempt the delivery of mail via Missile Mail. |
| | 1966 - One of the XB-70 Valkyrie prototypes is destroyed in a mid-air collision with a F-104 Starfighter chase plane during a photo shoot. NASA pilot Joseph A. Walker and USAF test pilot Carl Cross were both killed. |
| | 1966 - Topeka, Kansas is devastated by a tornado that registers as an "F5" on the Fujita Scale: the first to exceed US$100 million in damages. Sixteen people are killed, hundreds more injured, and thousands of homes damaged or destroyed. [1] |
| | 1967 - Six-Day War: The USS Liberty incident occurs, killing 34 and wounding 171. |
| | 1968 - James Earl Ray is arrested for the murder of Martin Luther King Jr. |
| | 1968 - The body of assassinated U.S. Senator Robert F. Kennedy is laid to rest at Arlington National Cemetery. |
| | 1969 - After the Columbia Broadcasting System (CBS) cancels the program, the last Smothers Brothers Comedy Hour airs. |
| | 1974 - An F4 tornado strikes the U.S. city of Emporia, Kansas, killing six. |
| | 1984 - Homosexuality is declared not a crime in the state of New South Wales, Australia. |
| | 1986 - Former United Nations Secretary-General Kurt Waldheim is elected president of Austria. |
| | 1987 - New Zealand's Labour government legislates against nuclear weapons and nuclear powered vessels. This makes New Zealand the first and (as at June 2006) only nation to ban these things from its territory. |
| | 1992 - The first World Ocean Day is celebrated, coinciding with the Earth Summit held in Rio de Janeiro, Brazil. |
| | 1995 - Downed U.S. Air Force pilot Captain Scott O'Grady is rescued by U.S. Marines in Bosnia. |
| | 1996 - Panama becomes a member of the Berne Convention copyright treaty. |
| | 1998 - Charlton Heston assumes the presidency of the U.S. National Rifle Association. |
| | 1999 - War on Drugs: The government of Colombia announces it will include the estimated value of the country's illegal drug crops, exceeding half a billion US dollars, in its gross national product. |
| | 2004 - First Transit of Venus in this millennium. |
| | 2006 - Workers working on the regeneration of Broadmead, Bristol discover an unexploded German bomb from World War II. Broadmead has to be evacuated and stores temporarily closed. |