| 71701 | June 23 | Event | 1946 – The National Democratic Front wins a landslide victory in the municipal elections in French India. |
| 71702 | June 23 | Event | 1947 – The United States Senate follows the United States House of Representatives in overriding U.S. President Harry Truman's veto of the Taft–Hartley Act. |
| 71703 | June 23 | Event | 1956 – The French National Assembly takes the first step in creating the French Community by passing the Loi Cadre, transferring a number of powers from Paris to elected territorial governments in French West Africa. |
| 71704 | June 23 | Event | 1958 – The Dutch Reformed Church accepts women ministers. |
| 71705 | June 23 | Event | 1959 – Convicted Manhattan Project spy Klaus Fuchs is released after only nine years in prison and allowed to emigrate to Dresden, East Germany where he resumes a scientific career. |
| 71706 | June 23 | Event | 1959 – A fire in a resort hotel in Stalheim (Norway) kills 34 people. |
| 71707 | June 23 | Event | 1960 – The United States Food and Drug Administration declares Enovid to be the first officially approved combined oral contraceptive pill in the world. |
| 71708 | June 23 | Event | 1961 – Cold War: The Antarctic Treaty, which sets aside Antarctica as a scientific preserve and bans military activity on the continent, comes into force after the opening date for signature set for the December 1, 1959. |
| 71709 | June 23 | Event | 1967 – Cold War: U.S. President Lyndon B. Johnson meets with Soviet Premier Alexei Kosygin in Glassboro, New Jersey for the three-day Glassboro Summit Conference. |
| 71710 | June 23 | Event | 1969 – Warren E. Burger is sworn in as Chief Justice of the United States Supreme Court by retiring Chief Justice Earl Warren. |
| 71711 | June 23 | Event | 1969 – IBM announces that effective January 1970 it will price its software and services separately from hardware thus creating the modern software industry. |
| 71712 | June 23 | Event | 1972 – Watergate scandal: U.S. President Richard M. Nixon and White House Chief of Staff H. R. Haldeman are taped talking about using the Central Intelligence Agency to obstruct the Federal Bureau of Investigation's investigation into the Watergate break- |
| 71713 | June 23 | Event | 1972 – Title IX of the United States Civil Rights Act of 1964 is amended to prohibit sexual discrimination to any educational program receiving federal funds. |
| 71714 | June 23 | Event | 1973 – A fire at a house in Hull, England which kills a six-year-old boy is passed off as an accident it later emerges as the first of 26 deaths by fire caused over the next seven years by arsonist Peter Dinsdale. |
| 71715 | June 23 | Event | 1982 – Chinese American Vincent Chin dies in a coma after being beaten in Highland Park, Michigan on June 19, by two auto workers who had mistaken him for Japanese and who were angry about the success of Japanese auto companies. |
| 71716 | June 23 | Event | 1985 – A terrorist bomb aboard Air India Flight 182 brings the Boeing 747 down off the coast of Ireland killing all 329 aboard. |
| 71717 | June 23 | Event | 2012 – Ashton Eaton breaks the decathlon world record at the United States Olympic Trials. |
| 71718 | June 23 | Event | 2013 – Nik Wallenda becomes the first man to successfully walk across the Grand Canyon on a tight rope. |
| 71719 | June 23 | Event | 2013 – About 16 militants stormed a high-altitude mountaineering base camp near Nanga Parbat in Gilgit–Baltistan, Pakistan and killed 10 climbers, as well as a local guide. |
| 71720 | June 23 | Event | 2014 – The last of Syria's declared chemical weapons are shipped out for destruction. |
| 71721 | June 23 | Birth | 47 BC – Caesarion, Egyptian king (d. 30 BC) |
| 71722 | June 23 | Birth | 1433 – Francis II, Duke of Brittany (d. 1488) |
| 71723 | June 23 | Birth | 1456 – Margaret of Denmark, Queen of Scotland (d. 1486) |
| 71724 | June 23 | Birth | 1534 – Oda Nobunaga, Japanese warlord (d. 1582) |
| 71725 | June 23 | Birth | 1596 – Johan Banér, Swedish field marshal (d. 1641) |
| 71726 | June 23 | Birth | 1612 – André Tacquet, Flemish priest and mathematician (d. 1660) |
| 71727 | June 23 | Birth | 1668 – Giambattista Vico, Italian jurist, historian, and philosopher (d. 1744) |
| 71728 | June 23 | Birth | 1683 – Étienne Fourmont, French orientalist and sinologist (d. 1745) |
| 71729 | June 23 | Birth | 1685 – Antonio Bernacchi, Italian singer-songwriter (d. 1756) |
| 71730 | June 23 | Birth | 1703 – Marie Leszczyńska, Polish wife of Louis XV of France (d. 1768) |