This is a list of selected January 23 anniversaries that appear in the "On this day" section of the Main Page. To suggest a new item, in most cases, you can be bold and edit this page. Before doing so, please review the selected anniversaries guidelines. If your suggestion is potentially controversial or relates to a day currently or soon to appear on the Main Page, post it on the talk page instead.
Please note:
- Events listed on the Main Page are selected based on article quality and to provide a diverse range of topics, rather than solely on the importance or significance of the events.
- Only four or five events are featured each day; therefore, not all important or significant events can be included.
- An event is generally excluded if it is already the subject of the scheduled featured article or picture of the day.
To report an error in content currently on the Main Page, see Wikipedia:Main Page/Errors. If a listed event is inaccurate, please first seek consensus and update the corresponding article before making changes here.
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Blaise Pascal
Coat of Arms of Liechtenstein
Emilio Aguinaldo
Madeleine Albright
Viktor Yushchenko
title=USS Pueblo
Elizabeth Blackwell
A Frisbee brand flying disc
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Ineligible
| Blurb | Reason |
|---|---|
| 393 – Roman emperor Theodosius I proclaimed his eight-year-old son Honorius co-emperor. | both: refimprove section |
| 1368 – Zhu Yuanzhang ascended to the throne of China as the Hongwu Emperor, initiating Ming dynasty rule over China that would last for three centuries. | appears on April 25 |
| 1579 – The Union of Utrecht was signed, unifying the northern provinces in the Low Countries which later formed the Dutch Republic. | needs more footnotes |
| 1656 – Under the pseudonym Louis de Montalte, French mathematician, physicist, and religious philosopher Blaise Pascal published the first of his Lettres provinciales, attacking the Jesuits and their use of casuistic reasoning. | refimprove |
| 1719 – Emperor Charles VI established Liechtenstein, the only principality in the Holy Roman Empire still in existence today. | refimprove section |
| 1795 – War of the First Coalition: In a rare battle between cavalry and naval ships, a French Hussar regiment captured a Dutch fleet frozen at anchor between the port of Den Helder and the island of Texel. | multiple issues |
| 1899 – Pursuant to the adoption of the Malolos Constitution and the establishment of the First Philippine Republic, Emilio Aguinaldo was sworn in as the first President of the Philippines. | both: refimprove section |
| 1912 – Twelve nations signed the International Opium Convention, the first international drug control treaty, to regulate the production and distribution of opiates. | short |
| 1945 – German Grand Admiral Karl Dönitz ordered the beginning of Operation Hannibal, which became one of the largest emergency evacuations by sea in history, with over 1 million people transferred over 15 weeks. | refimprove section |
| 1960 – The bathyscaphe Trieste reached the record depth of 10,916 m (35,814 ft) in the Challenger Deep area of the Mariana Trench. | section duplicates other content |
| 1986 – The Rock and Roll Hall of Fame in Cleveland, Ohio, inducted its first members, including Chuck Berry, James Brown, Ray Charles, Sam Cooke, Fats Domino, the Everly Brothers, Buddy Holly, Jerry Lee Lewis, Little Richard, and Elvis Presley. | refimprove section |
| 2004 – Viktor Yushchenko was inaugurated as President of Ukraine, bringing the Orange Revolution to its conclusion. | unreferenced section |
| 2006 – After 12 years of Liberal Party's rule, Stephen Harper's Conservative Party won the most seats in the Canadian federal election. | unreferenced section, refimprove section |
Eligible
- 1264 – King Louis IX of France issued the Mise of Amiens, a settlement between King Henry III of England and barons led by Simon de Montfort heavily favouring the former, which later led to the Second Barons' War.The
- 1556 – deadliest earthquake in history killed about 830,000 people in Shaanxi Province, China.
- 1565 – The Deccan sultanates defeated the Vijayanagara Empire at the Battle of Talikota in present-day Karnataka, ending the last great Hindu kingdom in South India.
- 1789 – Bishop John Carroll purchased a plot of land that would be the home of the future Georgetown University, the oldest Catholic university in the United States.
- 1793 – The Russian Empire and the Kingdom of Prussia partitioned the Polish–Lithuanian Commonwealth for the second time.
- 1849 – Elizabeth Blackwell received her M.D. from Geneva Medical College in New York, making her the first female physician in the United States and the first openly identified woman to graduate from medical school.
- 1915 – The Chilembwe uprising, regarded as a key moment in the history of Malawi, began as rebels, led by a minister, attacked local plantation owners.
- 1957 – American inventor Fred Morrison sold the rights to his "flying disc" to the Wham-O toy company, who later renamed it the "Frisbee".
- 1967 – The English new town of Milton Keynes was formed in Buckinghamshire, incorporating three towns and fifteen villages as well as planned new developments on the farmland between them.
- 1968 – USS Pueblo was seized by North Korean forces, who claimed that it had violated their territorial waters while spying.
- 1997 – Madeleine Albright was sworn in as the first female United States Secretary of State, becoming the highest-ranking woman in the history of the U.S. government at that time.
- 2001 – Five people attempted to set themselves on fire in Beijing's Tiananmen Square, an act that many people later claimed was staged by the Communist Party of China to frame Falun Gong and thus escalate their persecution.
- 2002 – American journalist Daniel Pearl was kidnapped and later murdered by al-Qaeda agents.
- Born/died this day: Muthu Coomaraswamy (b. 1834) · Mykola Leontovych (d. 1921) · Louisa Cadamuro (b. 1987)
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Artist's depiction of the Tottenham tram chase
- 1570 – James Hamilton killed James Stewart, 1st Earl of Moray, in the first recorded assassination of a head of government using a firearm.
- 1870 – American Indian Wars: The United States Army massacred a friendly band of Piegan Blackfeet in the Montana Territory, resulting in about 200 deaths.
- 1909 – Two men committed an armed robbery in Tottenham, London, and led police on a two-hour tram chase (illustration shown), ending in the perpetrators' suicides.
- 1942 – World War II: Japan began its invasion of the island of New Britain in the Australian Territory of New Guinea.
- 1993 – The first version of Mosaic, created by Marc Andreessen and Eric Bina, was released, becoming the first popular web browser and Gopher client.
Mary Ward (b. 1585) · Johann Wilhelm Ritter (d. 1810) · Guida Maria (b. 1950)
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