215 BC – A temple is built on the Capitoline Hill dedicated to Venus Erycina to commemorate the Roman defeat at Lake Trasimene.
599 – Maya king Uneh Chan of Calakmul attacks rival city-state Palenque in southern Mexico, defeating queen Yohl Ik’nal and sacking the city.
711 – Dagobert III succeeds his father King Childebert III as King of the Franks.
1014 – Battle of Clontarf: High King of Ireland Brian Boru defeats Viking invaders, but is killed in battle.
1016 – Edmund Ironside succeeds his father Æthelred the Unready as King of England.
1343 – St. George’s Night Uprising commences in the Duchy of Estonia.
1348 – The founding of the Order of the Garter by King Edward III is announced on St. George’s Day.
1516 – The Munich Reinheitsgebot (regarding the ingredients of beer) takes effect in all of Bavaria.
1521 – Battle of Villalar: King Charles I of Spain defeats the Comuneros.
1635 – The first public school in the United States, Boston Latin School, is founded in Boston.
1655 – The Siege of Santo Domingo begins during the Anglo-Spanish War, and fails seven days later.
1660 – Treaty of Oliva is established between Sweden and Poland.
1661 – King Charles II of England, Scotland and Ireland is crowned in Westminster Abbey.
1815 – The Second Serbian Uprising: A second phase of the national revolution of the Serbs against the Ottoman Empire, erupts shortly after the annexation of the country to the Ottoman Empire.
1879 – Fire burns down the second main building and dome of the University of Notre Dame, which prompts the construction of the third, and current, Main Building with its golden dome.
1914 – First baseball game at Wrigley Field, then known as Weeghman Park, in Chicago.
1918 – World War I: The British Royal Navy makes a raid in an attempt to neutralise the Belgian port of Bruges-Zeebrugge.
1920 – The Grand National Assembly of Turkey (TBMM) is founded in Ankara. The assembly denounces the government of Sultan Mehmed VI and announces the preparation of a temporary constitution.
1927 – Cardiff City defeat Arsenal in the FA Cup Final, the only time it has been won by a team not based in England.
1935 – The Polish Constitution of 1935 is adopted.
1940 – The Rhythm Club fire at a dance hall in Natchez, Mississippi, kills 198 people.
1941 – World War II: The Greek government and King George II evacuate Athens before the invading Wehrmacht.
1942 – World War II: Baedeker Blitz: German bombers hit Exeter, Bath and York in retaliation for the British raid on Lübeck.
1945 – World War II: Adolf Hitler’s designated successor, Hermann Göring, sends him a telegram asking permission to take leadership of the Third Reich. Martin Bormann and Joseph Goebbels advise Hitler that the telegram is treasonous.
1946 – Manuel Roxas is elected the last President of the Commonwealth of the Philippines.
1949 – Chinese Civil War: Establishment of the People’s Liberation Army Navy.
1951 – Cold War: American journalist William N. Oatis is arrested for espionage by the Communist government of Czechoslovakia.
1961 – Algiers putsch by French generals.
1967 – Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.
1968 – Vietnam War: Student protesters at Columbia University in New York City take over administration buildings and shut down the university.
1971 – Bangladesh Liberation War: The Pakistan Army and Razakars massacre approximately 3,000 Hindu emigrants in the Jathibhanga area of East Pakistan (now Bangladesh).
1985 – Coca-Cola changes its formula and releases New Coke. The response is overwhelmingly negative, and the original formula is back on the market in less than three months.
1990 – Namibia becomes the 160th member of the United Nations and the 50th member of the Commonwealth of Nations.
1993 – Eritreans vote overwhelmingly for independence from Ethiopia in a United Nations-monitored referendum.
1993 – Sri Lankan politician Lalith Athulathmudali is assassinated while addressing a gathering, approximately four weeks ahead of the Provincial Council elections for the Western Province.
1999 – NATO bombs the headquarters of Radio Television of Serbia, as part of their aerial campaign against the Federal Republic of Yugoslavia.
2005 – The first ever YouTube video, titled “Me at the zoo”, was published by co-founder Jawed Karim.
2013 – At least 28 people are killed and more than 70 are injured as violence breaks out in Hawija, Iraq.
2018 – A vehicle-ramming attack kills 10 people and injures 16 in Toronto. A 25-year-old suspect, Alek Minassian, is arrested.
2019 – The 2019 Hpakant jade mine collapse in Myanmar kills four miners and two rescuers.
Births on April 23
1141 (probable) – Malcolm IV of Scotland (d. 1165)
1185 – Afonso II of Portugal (d. 1223)
1408 – John de Vere, 12th Earl of Oxford (d. 1462)
1420 – George of Poděbrady, King of Bohemia (d. 1471)
1464 – Joan of France, Duchess of Berry (d. 1505)
1464 – Robert Fayrfax, English Renaissance composer (d. 1521)
1484 – Julius Caesar Scaliger, Italian physician and scholar (d. 1558)
1500 – Alexander Ales, Scottish theologian and academic (d. 1565)
1500 – Johann Stumpf, Swiss writer (d. 1576)
1512 – Henry FitzAlan, 19th Earl of Arundel, Chancellor of the University of Oxford (d. 1580)
1516 – Georg Fabricius, German poet, historian, and archaeologist (d. 1571)
1598 – Maarten Tromp, Dutch admiral (d. 1653)
1621 – William Penn, English admiral and politician (d. 1670)
1628 – Johannes Hudde, Dutch mathematician and politician (d. 1704)
1661 – Issachar Berend Lehmann, German-Jewish banker, merchant and diplomat (d. 1730)
1715 – Johann Friedrich Doles, German composer and conductor (d. 1797)
1720 – Vilna Gaon, Lithuanian rabbi and author (d. 1797)
1744 – Princess Charlotte Amalie Wilhelmine of Schleswig-Holstein-Sonderburg-Plön (d. 1770)
1748 – Félix Vicq-d’Azyr, French physician and anatomist (d. 1794)
1791 – James Buchanan, American soldier, lawyer, and politician, 15th President of the United States (d. 1868)
1792 – Thomas Romney Robinson, Irish astronomer and physicist (d. 1882)
1794 – Wei Yuan, Chinese scholar and author (d. 1856)
1805 – Johann Karl Friedrich Rosenkranz, German philosopher and academic (d. 1879)
1812 – Frederick Whitaker, English-New Zealand lawyer and politician, 5th Prime Minister of New Zealand (d. 1891)
1813 – Stephen A. Douglas, American educator and politician, 7th Illinois Secretary of State (d. 1861)
1813 – Frédéric Ozanam, Italian-French historian and scholar (d. 1853)
1818 – James Anthony Froude, English historian, novelist, biographer and editor (d. 1894)
1819 – Edward Stafford, Scottish-New Zealand educator and politician, 3rd Prime Minister of New Zealand (d. 1901)
1853 – Winthrop M. Crane, American businessman and politician, 40th Governor of Massachusetts (d. 1920)
1856 – Granville Woods, American inventor and engineer (d. 1910)
1857 – Ruggero Leoncavallo, Italian composer (d. 1919)
1858 – Max Planck, German physicist and academic, Nobel Prize laureate (d. 1947)
1860 – Justinian Oxenham, Australian public servant (d. 1932)
1861 – Edmund Allenby, 1st Viscount Allenby, English field marshal and diplomat, British High Commissioner in Egypt (d. 1936)
1861 – John Peltz, American baseball player and manager (d. 1906)
1865 – Ali-Agha Shikhlinski, Russian-Azerbaijani general (d. 1943)
1867 – Johannes Fibiger, Danish physician and pathologist, Nobel Prize laureate (d. 1928)
1876 – Arthur Moeller van den Bruck, German historian and author (d. 1925)
1880 – Michel Fokine, Russian dancer and choreographer (d. 1942)
1882 – Albert Coates, English composer and conductor (d. 1953)
1888 – Georges Vanier, Canadian general and politician, 19th Governor General of Canada (d. 1967)
1889 – Karel Doorman, Dutch admiral (d. 1942)
1893 – Frank Borzage, American actor and director (d. 1952)
1895 – Ngaio Marsh, New Zealand author and director (d. 1982)
1897 – Folke Jansson, American general (d. 1965)
1897 – Lester B. Pearson, Canadian historian and politician, 14th Prime Minister of Canada, Nobel Prize laureate (d. 1972)
1898 – Lucius D. Clay, American general (d. 1978)
1899 – Bertil Ohlin, Swedish economist and politician, Nobel Prize laureate (d. 1979)
1899 – Minoru Shirota, Japanese physician and microbiologist, invented Yakult (d. 1982)
1900 – Jim Bottomley, American baseball player and sportscaster (d. 1959)
1900 – Joseph Green, Polish-American actor and director (d. 1996)
1901 – E. B. Ford, English biologist and geneticist (d. 1988)
1902 – Halldór Laxness, Icelandic author and poet, Nobel Prize laureate (d. 1998)
1903 – Guy Simonds, English-Canadian general (d. 1974)
1904 – Clifford Bricker, Canadian long-distance runner (d. 1980)
1904 – Louis Muhlstock, Polish-Canadian painter (d. 2001)
1904 – Duncan Renaldo, American actor (d. 1985)
1907 – Lee Miller, American model and photographer (d. 1977)
1907 – Fritz Wotruba, Austrian sculptor, designed the Wotruba Church (d. 1975)
1908 – Myron Waldman, American animator and director (d. 2006)
1910 – Sheila Scott Macintyre, Scottish mathematician (d. 1960)
1910 – Simone Simon, French actress (d. 2005)
1911 – Ronald Neame, English-American director, cinematographer, producer, and screenwriter (d. 2010)
1913 – Diosa Costello, Puerto Rican-American entertainer, producer and club owner (d. 2013)
1915 – Arnold Alexander Hall, English engineer, academic, and businessman (d. 2000)
1916 – Yiannis Moralis, Greek painter and educator (d. 2009)
1916 – Sinah Estelle Kelley, American chemist (d. 1982)
1917 – Dorian Leigh, American model (d. 2008)
1917 – Tony Lupien, American baseball player and coach (d. 2004)
1918 – Maurice Druon, French author and screenwriter (d. 2009)
1919 – Oleg Penkovsky, Russian colonel (d. 1963)
1920 – Eric Grant Yarrow, 3rd Baronet, English businessman (d. 2018)
1921 – Judy Agnew, Second Lady of the United States (d. 2012)
1921 – Cleto Bellucci, Italian archbishop (d. 2013)
1921 – Janet Blair, American actress and singer (d. 2007)
1921 – Warren Spahn, American baseball player and coach (d. 2003)
1923 – Dolph Briscoe, American lieutenant and politician, 41st Governor of Texas (d. 2010)
1923 – Avram Davidson, American soldier and author (d. 1993)
1924 – Chuck Harmon, American baseball player and scout (d. 2019)
1924 – Bobby Rosengarden, American drummer and bandleader (d. 2007)
1926 – J.P. Donleavy, American-Irish novelist and playwright (d. 2017)
1926 – Rifaat el-Mahgoub, Egyptian politician (d. 1990)
1928 – Shirley Temple, American actress, singer, dancer, and diplomat (d. 2014)
1929 – George Steiner, French-American philosopher, author, and critic (d. 2020)
1932 – Halston, American fashion designer (d. 1990)
1932 – Jim Fixx, American runner and author (d. 1984)
1933 – Annie Easley, American computer scientist, mathematician, and engineer (d. 2011)
1934 – George Canseco, Filipino composer and producer (d. 2004)
1936 – Roy Orbison, American singer-songwriter (d. 1988)
1937 – Victoria Glendinning, English author and critic
1937 – David Mills, English cricketer (d. 2013)
1937 – Barry Shepherd, Australian cricketer (d. 2001)
1939 – Jorge Fons, Mexican director and screenwriter
1939 – Bill Hagerty, English journalist
1939 – Lee Majors, American actor
1939 – Ray Peterson, American pop singer (d. 2005)
1940 – Michael Copps, American academic and politician
1940 – Dale Houston, American singer-songwriter (d. 2007)
1940 – Michael Kadosh, Israeli footballer and manager (d. 2014)
1941 – Jacqueline Boyer, French singer and actress
1941 – Arie den Hartog, Dutch road bicycle racer (d. 2018)
1941 – Paavo Lipponen, Finnish journalist and politician, 38th Prime Minister of Finland
1941 – Michael Lynne, American film producer, co-founded New Line Cinema
1941 – Ed Stewart, English radio and television host (d. 2016)
1941 – Ray Tomlinson, American computer programmer and engineer (d. 2016)
1942 – Sandra Dee, American model and actress (d. 2005)
1943 – Gail Goodrich, American basketball player and coach
1943 – Tony Esposito, Canadian-American ice hockey player, coach, and manager
1943 – Frans Koppelaar, Dutch painter
1943 – Hervé Villechaize, French actor (d. 1993)
1944 – Jean-François Stévenin, French actor and director
1946 – Blair Brown, American actress
1946 – Carlton Sherwood, American soldier and journalist (d. 2014)
1947 – Robert Burgess, English sociologist and academic
1947 – Glenn Cornick, English bass player (d. 2014)
1947 – Bernadette Devlin McAliskey, Irish civil rights leader and politician
1948 – Pascal Quignard, French author and screenwriter
1948 – Serge Thériault, Canadian actor
1949 – Paul Collier, English economist and academic
1949 – David Cross, English violinist
1949 – John Miles, British rock singer, songwriter, and guitarist
1950 – Rowley Leigh, English chef and journalist
1950 – Barbara McIlvaine Smith, Sac and Fox Nation Native American politician
1951 – Martin Bayerle, American treasure hunter
1952 – Narada Michael Walden, American singer-songwriter, drummer, and producer
1953 – James Russo, American actor, director, producer, and screenwriter
1954 – Stephen Dalton, English air marshal
1954 – Michael Moore, American director, producer, and activist
1955 – Judy Davis, Australian actress
1955 – Tony Miles, English chess player (d. 2001)
1955 – Urmas Ott, Estonian journalist and author (d. 2008)
1957 – Neville Brody, English graphic designer, typographer, and art director
1957 – Jan Hooks, American actress and comedian (d. 2014)
1958 – Hilmar Örn Hilmarsson, Icelandic composer and producer
1958 – Ryan Walter, Canadian ice hockey player and coach
1959 – Unity Dow, Botswanan judge, author, and rights activist
1960 – Valerie Bertinelli, American actress
1960 – Steve Clark, English guitarist and songwriter (d. 1991)
1960 – Barry Douglas, Irish pianist and conductor
1960 – Léo Jaime, Brazilian singer-songwriter, guitarist, and actor
1960 – Claude Julien, Canadian ice hockey player and coach
1961 – George Lopez, American comedian, actor, and talk show host
1961 – Pierluigi Martini, Italian race car driver
1962 – John Hannah, Scottish actor and producer
1962 – Shaun Spiers, English businessman and politician
1963 – Paul Belmondo, French race car driver
1963 – Robby Naish, American windsurfer
1964 – Gianandrea Noseda, Italian pianist and conductor
1965 – Leni Robredo, Filipina human rights lawyer, 14th Vice President of the Philippines
1966 – Jörg Deisinger, German bass player
1966 – Matt Freeman, American bass player
1966 – Lembit Oll, Estonian chess Grandmaster (d. 1999)
1967 – Rheal Cormier, Canadian baseball player
1967 – Melina Kanakaredes, American actress
1968 – Bas Haring, Dutch philosopher, writer, television presenter and professor.
1968 – Ken McRae, Canadian ice hockey player and coach
1968 – Timothy McVeigh, American terrorist, Oklahoma City bombing co-perpetrator (d. 2001)
1969 – Martín López-Zubero, American-Spanish swimmer and coach
1969 – Yelena Shushunova, Russian gymnast
1970 – Egemen Bağış, Turkish politician, 1st Minister of European Union Affairs
1970 – Dennis Culp, American singer-songwriter and trombonist
1970 – Andrew Gee, Australian rugby league player and manager
1970 – Hans Välimäki, Finnish chef and author
1970 – Tayfur Havutçu, Turkish international footballer and manager