Wikipedia:Selected anniversaries/May 20
From Wikipedia, the free encyclopedia
May 20: Independence Day in Timor-Leste (2002); National Day of Remembrance in Cambodia (1975); National Awakening Day in Indonesia (1908)
The Luttra Woman's skull
- 685 – The Picts defeated the Northumbrians at the Battle of Dun Nechtain, severely weakening the latter's power in northern Great Britain.
- 1811 – A British squadron under Charles Marsh Schomberg defeated a French force off Tamatave, Madagascar, that was attempting to reinforce the French garrison on Mauritius.
- 1943 – The Luttra Woman (skull pictured), a bog body from the Early Neolithic period, was discovered near Luttra, Sweden.
- 1996 – In deciding Romer v. Evans, the U.S. Supreme Court struck down a constitutional amendment in Colorado that prevented protected status under the law for homosexuals or bisexuals.
- 2022 – Russo-Ukrainian war: Russia claimed full control of Mariupol after a nearly three-month siege.
- Isabel Ingoldisthorpe (d. 1476)
- Aleksandra Boiko (b. 1918)
- Ramón Hernández (b. 1976)
- Doug the Pug (b. 2012)
This is a list of selected May 20 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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Images
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Abraham Ortelius
Abraham Ortelius's world map
Levi Strauss
First edition of Shakespeare's sonnets
Luc Montagnier
Abdulaziz, also known as Ibn Saud
Schlosskirche Weimar, 1660
Dürer's Rhinoceros
First Council of Nicaea
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Ineligible
| Blurb | Reason |
|---|---|
| National Day in Cameroon (1972); | Too much uncited in a short article |
| 1293 – Sancho IV, King of Castile and León, established what is now the Complutense University of Madrid, today one of Spain's top public universities. | unreferenced section |
| 1498 – Portuguese explorer Vasco da Gama arrived at Calicut, India, opening up trade with the Far East directly by sea. | appears on February 12 |
| 1570 – The "first modern atlas", Theatrum Orbis Terrarum by Abraham Ortelius, was published. | Article states an earlier work was the first modern atlas |
| 1741 – War of Jenkins' Ear: Having lost more than 9,500 men, mostly from yellow fever, British forces were forced to withdraw, ending the two-month-long Battle of Cartagena de Indias against Spain. | Date not cited in article |
| 1862 – U.S. president Abraham Lincoln signed the first Homestead Act into law, which gave the right to claim freehold title to about 160 acres (0.65 km2) of undeveloped land in the American West. | refimprove section |
| 1873 – Levi Strauss and Jacob W. Davis received a patent for using copper rivets to strengthen the pockets of denim overalls, allowing their company to start manufacturing blue jeans. | Article doesn't say it enabled them to produce blue jeans |
| 1882 – The Triple Alliance between Germany, Austria-Hungary and Italy was formed. | Too much uncited |
| 1902 – Cuba officially gained independence from the United States, with Tomás Estrada Palma becoming its first president. | unreferenced section |
| 1969 – Vietnam War: After ten days of battle, U.S. infantry troops captured the strategically insignificant Hill 937, only to abandon it two weeks later. | needs more footnotes |
| 2011 – Mamata Banerjee took office as the Chief Minister of West Bengal, the first woman to hold this post. | undue weight |
Eligible
- 325 – The First Council of Nicaea, the first ecumenical council of the Christian Church, was formally opened by Constantine the Great.
- 794 – According to the Anglo-Saxon Chronicle, King Æthelberht II of East Anglia was beheaded on the orders of Offa of Mercia.
- 1217 – First Barons' War: English forces under William Marshal defeated French troops at the Battle of Lincoln.
- 1515 – Ulysses, who would be famously depicted in a posthumous woodcut, landed in Lisbon, becoming the first of his species to visit Europe in a thousand years.
- 1609 – Thomas Thorpe published the first copies of Shakespeare's sonnets, possibly without William Shakespeare's consent.
- 1714 – J. S. Bach led the first performance of his Pentecost cantata Erschallet, ihr Lieder at the chapel of Schloss Weimar.
- 1875 – Representatives from seventeen countries signed the Metre Convention, which set up an institute for the purpose of coordinating international metrology and for coordinating the development of the metric system.
- 1927 – With the signing of the Treaty of Jeddah, the United Kingdom recognized the sovereignty of Ibn Saud over Hejaz and Nejd, which later merged to become Saudi Arabia.
- 1941 – World War II: German paratroopers began the Battle of Heraklion on the island of Crete, capturing the airfield and port in Heraklion ten days later.
- 1947 – The first session of the National Diet opened in Tokyo, Japan.
- 1965 – While attempting to land at Cairo International Airport, Pakistan International Airlines Flight 705 crashed for unknown reasons, killing all but 6 of the 121 people on board.
- 1983 – A team of researchers led by French virologist Luc Montagnier published their discovery of HIV, but were not then certain that it caused AIDS.
- 1993 – "One for the Road", the series finale of American television sitcom Cheers, was watched by 42.4 million American households on its original airing.
- 2012 – The first of two major earthquakes struck Northern Italy, resulting in seven deaths.
- 2013 – A tornado struck Moore, Oklahoma, United States, killing 24 people and causing an estimated $2 billion of damage.
- Born/died: | Gero |d|965| Thado Minsaw of Ava |b|1531| John W. Beschter |b|1763| Honoré de Balzac |b|1799| Hieronymus von Colloredo |d|1812| William Fargo |b|1818| Gertrude Guillaume-Schack |d|1903| Mo Drake |b|1928| Astrid Kirchherr |b|1938| Cher |b|1946| Yoshihiko Noda |b|1957| Pat Collins |d|1960| Šárka Kašpárková |b|1971| Andrew Scheer |b|1979| Petr Čech |b|1982| Kaoru Mitoma |b|1997| Nizamuddin Asir Adrawi|d|2021|