September 18

Events 
 Up to 1900 
 41 – Tiberius is confirmed as Roman Emperor by the Roman Senate following the natural death of Augustus Caesar on August 19.
 96 – Nerva becomes Roman Emperor, after the murder of Domitian.
 324 – Constantine I decisively defeats Licinius in the Battle of Chrysopolis, establishing his own control over the whole Roman Empire.
 1180 – Philip Augustus becomes King of France.
 1502 – Christopher Columbus lands in present–day Costa Rica on his final voyage.
 1635 – Ferdinand II, Holy Roman Emperor declares war on France.
 1679 – New Hampshire becomes a county of the Massachusetts Bay Colony.
 1714 – George I of Great Britain arrives in Great Britain for the first time since becoming King on August 1.
 1739 – The Treaty of Belgrade is signed, giving Belgrade to the Roman Empire.
 1759 – Seven Years' War: The British capture Quebec City.
 1793 – The first cornerstone for the US Capitol building is laid by George Washington.
 1809 – The Royal Opera House in London opens.
 1810 – The process towards Chilean independence begins with the formation of the first government junta.
 1812 – The 1812 Fire of Moscow dies down after destroying three quarters (75%) of the city.
 1814 – The Congress of Vienna begins, with discussions on a new order in Europe.
 1851 – First publication of what later becomes The New York Times.
 1870 – The Old Faithful Geyser at Yellowstone is first observed by Henry D. Washburn.
 1872 – Oscar II of Sweden and Norway becomes King.
 1882 – The Pacific Stock Exchange opens.
 1895 – Daniel David Palmer gives the first chiropractic adjustment.

 1901 – 2000 
 1906 – A Typhoon and Tsunami kill around 10,000 people in Hong Kong.
 1910 – 25,000 people demonstrate in Amsterdam for equal voting rights.
 1911 – Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
 1914 – The Irish Home Rule Act becomes law, but is delayed until after World War I.
 1914 – World War I: South African troops land in what was then German South West Africa (now Namibia).
 1919 – Women in the Netherlands gain the right to vote.
 1922 – Hungary is admitted to the League of Nations.
 1927 – The Columbia Broadcasting System (CBS) goes on the air.
 1939 – World War II: The Polish government under Ignacy Moscicki flees to Romania.
 1940 – World War II: British steamer City of Benares is torpedoed by German U–boat U–48 on Rockall sandbank, killing 248 people.
 1947 – The U.S. Air Force is formed as a group split from the U.S. Army.
 1947 – The CIA is founded.
 1952 – Charlie Chaplin leaves the United States and is barred, by J. Edgar Hoover, from ever entering the country again.
 1960 – Fidel Castro arrives in New York City as the head of a Cuban delegation of the United Nations.
 1961 – UN Secretary–General Dag Hammarskjöld is killed in a plane crash in what is now the border region between Zambia and the Democratic Republic of the Congo, on his way to the war–torn Katanga region.
 1962 – Rwanda, Burundi, Jamaica and Trinidad and Tobago join the UN.
 1964 – Constantine II of Greece marries Anne-Marie of Denmark.
 1964 – The North Vietnamese army begins infiltrating South Vietnam.
 1970 – American guitarist Jimi Hendrix dies in London, aged 27.
 1973 – East Germany, West Germany and the Bahamas join the United Nations.
 1974 – Hurricane Fifi kills thousands of people in Honduras.
 1975 – Newspaper heiress Patty Hearst is arrested.
 1977 – Voyager 1 takes the first photograph of the Earth and the Moon together.
 1981 – Capital punishment is banned in France.
 1982 – Christian militia kill 600 Palestinians in Lebanon.
 1984 – Joe Kittinger completes the first solo balloon crossing of the Atlantic Ocean.
 1987 – Jerzy Kukuczka becomes the second mountaineer to climb all 14 peak over 8000 meters high.
 1988 – Saw Maung seizes power in Burma, overthrowing Maung Maung Kha.
 1990 – Liechtenstein joins the UN.
 1991 – Yugoslavia begins a naval blockade of seven of its port cities on the Adriatic Sea coast.
 1994 – A volcano erupts on the island of New Britain in Papua New Guinea, destroying the island's capital, Rabaul.
 1997 – A narrow majority of voters in Wales supports devolution in a referendum.
 1998 – The ferry Princess of the Orient sinks in heavy wind, in the Philippines, killing 180 people.

 From 2001 
 2005 – Afghanistan holds its first election after the Taliban was overthrown.
 2005 – The SPD–Green Party coalition government loses its majority in the German Bundestag in the German election. Angela Merkel of the CDU becomes Germany's first female chancellor two months later, leading a grand coalition.
 2006 – Right wing protesters riot outside the Hungarian television building in Budapest, after the release of an audio tape in which Prime Minister Ferenc Gyurcsany admits lying during the 2006 election campaign.
 2013 – Tony Abbott becomes the 28th Prime Minister of Australia.
 2014 – Scottish independence referendum, 2014: A majority of voters (55.3%) support Scotland remaining part of the United Kingdom, with 44.7% voting for independence.
 2015 – The 2015 Rugby union World Cup in England and Wales begins.
 2016 – 17 Indian army personnel are killed in a grenade attack at a military base in Indian–controlled Kashmir.
 2016 – The 2016 Summer Paralympics in Rio de Janeiro, Brazil, come to an end, with China topping the medal table and Great Britain finishing second.
 2019 – 27 people are killed in a fire at a boarding school in Monrovia, Liberia.

 Births 
 Up to 1800 
  53 – Trajan, Roman Emperor (d. 117)
 1434 – Eleanor of Portugal, Holy Roman Empress (d. 1467)
 1495 – Louis X, Duke of Bavaria (d. 1545)
 1587 – Francesco Caccini, Italian singer-songwriter and lute player (d. 1640)
 1606 – Zhang Xianzhong, Chinese peasant revolt leader (d. 1647)
 1643 – Gilbert Burnet, Scottish bishop, historian and theologian (d. 1715)
 1676 – Eberhard Louis, Duke of Württemberg (d. 1733)
 1684 – Johann Gottfried Walther, German composer (d. 1748)
 1709 – Samuel Johnson, English writer and lexicographer (d. 1784)
 1733 – George Reid, American politician, 3rd Governor of Delaware (d. 1798)
 1750 – Tomás de Iriarte, Spanish writer (d. 1791)
 1752 – Adrien-Marie Legendre, French mathematician (d. 1833)
 1765 – Pope Gregory XVI (d. 1846)
 1779 – Joseph Story, American jurist (d. 1845)
 1786 – Christian VIII of Denmark, King of Denmark (d. 1848)
 1786 – Justinus Kerner, German poet and writer (d. 1862)

 1801 – 1900 
 1804 – John Steell, Scottish sculptor (d. 1891)
 1806 – Heinrich Traube, German writer (d. 1884)
 1812 – Herschel Vespasian Johnson, American politician, 41st Governor of Georgia (d. 1880)
 1817 – Mihail Kogalniceanu, Romanian politician and historian (d. 1891)
 1819 – Léon Foucault, French physicist (d. 1868)
 1831 – Siegfried Marcus, German–Austrian inventor (d. 1898)
 1846 – Richard With, Norwegian businessman, politician and captain, founder of Hurtigruten (d. 1930)
 1854 – Fiorentino Ameghino, Argentine naturalist and anthropologist (d. 1911)
 1859 – John Bates, 41st Governor of Massachusetts (d. 1946)
 1860 – Alberto Franchetti, Italian composer (d. 1942)
 1862 – Archduchess Maria Theresa of Austria (d. 1933)
 1870 – Clark Wissler, American anthropologist (d. 1947)
 1872 – Carl Friedberg, German–Italian pianist and educator (d. 1955)
 1876 – James Scullin, 9th Prime Minister of Australia (d. 1953)
 1878 – James O. Richardson, American admiral (d. 1974)
 1883 – Gerald Tyrwhit-Wilson, 14th Baron Berners, English composer, writer and painter (d. 1950)
 1885 – Uzeyir Haribeyov, Azerbaijani composer, conductor and playwright (d. 1948)
 1888 – Toni Wolff, Swiss psychologist (d. 1953)
 1888 – Grey Owl, English–Canadian conservationist (d. 1938)
 1891 – Grand Duke Dmitri Pavlovich of Russia (d. 1942)
 1894 – Fay Compton, English actress (d. 1978)
 1895 – Tomoji Tanabe, Japanese supercentenarian (d. 2009)
 1895 – John Diefenbaker, Prime Minister of Canada (d. 1979)
 1895 – Grégoire-Pierre Agagianian, Armenian Catholic Church leader (d. 1971)
 1900 – Seewoosagur Ramgoolam, first Prime Minister of Mauritius and Governor-General of Mauritius (d. 1985)
 1900 – Mahmoud Fawzi, Egyptian diplomat and politician (d. 1981)

 1901 – 1950 
 1905 – Greta Garbo, Swedish actress (d. 1990)
 1905 – Agnes de Mille, American dancer and choreographer (d. 1993)
 1906 – Julio Rosales, Filipino cardinal (d. 1983)
 1907 – Edwin McMillan, American physicist (d. 1991)
 1908 – Victor Ambartsumian, Armenian astronomer and astrophysicist (d. 1996)
 1911 – Edwin McMillan, American physicist (d. 1991)
 1914 – Jack Cardiff, British movie director (d. 2009)
 1916 – Rossano Brazzi, Italian actor, singer, director and screenwriter (d. 1994)
 1916 – Mercedes Salisachs, Spanish actress (d. 2014)
 1917 – June Foray, American voice actress (d. 2017)
 1917 – Phil Taylor, English footballer (d. 2012)
 1917 – Francis Parker Yockey, American lawyer and philosopher (d. 1960)
 1917 – Jozsef Asboth, Hungarian tennis player (d. 1986)
 1921 – Kamal Hassan Ali, Prime Minister of Egypt (d. 1993)
 1922 – Grayson Hall, American actress (d. 1985)
 1922 – Laurens van Ravens, Belgian football referee (d. 2018)
 1923 – Queen Anne of Romania, last queen of Romania (d. 2016)
 1923 – Peter Smithson, English architect (d. 2003)
 1930 – Ignatius Moses I Daoud, Syrian cardinal (d. 2012)
 1931 – Julio Grondona, Argentine football official (d. 2014)
 1932 – Nikolay Rukavishnikov, Russian physicist and astronaut (d. 2002)
 1933 – Leonid Kharitonov, Russian opera singer (d. 2017)
 1933 – Scotty Bowman, Canadian ice hockey player and coach
 1933 – Bob Bennett, former United States Senator from Utah (d. 2016)
 1934 – Kurt Malangré, German politician (d. 2018)
 1939 – Jorge Sampaio, former President of Portugal
 1939 – Abbas El Fassi, former Prime Minister of Morocco
 1940 – Frankie Avalon, American musician
 1942 – Gabriella Ferri, Italian singer (d. 2004)
 1942 – Alex Stepney, English footballer
 1944 – Veronica Carlson, British actor (d. 2022)
 1944 – Charles L. Veach, American colonel, pilot and astronaut (d. 1995)
 1946 – Jimmy O'Rourke, Scottish footballer
 1947 – Giancarlo Minardi, Italian businessman
 1948 – Lynn Abbey, American computer programmer and writer
 1949 – C. K. Menon, Indian businessman and politician (d. 2019)
 1949 – Mo Mowlam, English politician (d. 2005)
 1949 – Peter Shilton, English footballer
 1950 – Chris Heister, Swedish politician

 1951 – 1975 
 1951 – Ben Carson, American neurosurgeon and politician
 1952 – Dee Dee Ramone, American musician (The Ramones) (d. 2002)
 1954 – Takao Doi, Japanese astronaut
 1954 – Murtaza Bhutto, Pakistani politician (d. 1996)
 1954 – Steven Pinker, Canadian psychologist, linguist and writer
 1954 – Dennis Johnson, American basketball player and coach
 1954 – Einar Mar Gudmundsson, Icelandic writer
 1955 – Paul Butler, English bishop
 1956 – Tom McInnerny, English actor
 1957 – Philip May, English investment banker, husband of Theresa May
 1958 – Rachid Taha, Algerian singer and activist (d. 2018)
 1961 – James Gandolfini, American actor (d. 2013)
 1962 – Joanne Catherall, English singer (The Human League)
 1962 – John Fashanu, English footballer
 1962 – John Mann, Canadian actor, singer–songwriter and musician (d. 2019)
 1963 – John Powell, English–Canadian composer and conductor
 1963 – Dan Povenmire, American television director, writer, producer and actor
 1964 – Marco Masini, Italian singer-songwriter
 1964 – Holly Robinson Peete, American actress and singer
 1967 – Tara Fitzgerald, English actress
 1968 – Upendra, Indian actor, singer, director and screenwriter
 1968 – Toni Kukoc, Croatian basketball player
 1970 – Aisha Tyler, American actress, television host and writer
 1970 – Darren Gough, English cricketer
 1971 – Anna Netrebko, Russian–Austrian opera singer
 1971 – Jada Pinkett Smith, American actress and model
 1971 – Lance Armstrong, American cyclist
 1972 – Michael Landes, American actor
 1972 – Iain Stewart, Scottish politician
 1973 – James Marsden, American actor
 1973 – Louise Sauvage, Australian wheelchair racer
 1973 – Mark Shuttleworth, South African entrepreneur
 1974 – Sol Campbell, English footballer
 1974 – Xzibit, American rapper
 1975 – Jason Sudeikis, American actor

 From 1976 
 1976 – Sophina Brown, American actress
 1976 – Ronaldo, Brazilian footballer
 1977 – Barrett Foa, American actor
 1977 – Li Tie, Chinese footballer and manager
 1978 – Neil Entwistle, English murderer
 1979 – Daniel Aranzubia, Spanish footballer
 1979 – Junichi Inamoto, Japanese footballer
 1980 – Charles Hedger, British guitarist
 1981 – Andrea Caracciolo, Italian footballer
 1981 – Jennifer Tisdale, American actress and model
 1983 – Kevin Doyle, Irish footballer
 1983 – Yuzo Kurihara, Japanese footballer
 1984 – Jack Carpenter, American actor
 1984 – Dizzee Rascal, English rapper
 1984 – Travis Outlaw, American basketball player
 1985 – Pete Cashmore, Scottish blogger
 1986 – Cammy Bell, Scottish footballer
 1986 – Keeley Hazell, English model and actress
 1988 – Annette Obrestad, Norwegian poker player
 1989 – Chris Eubank Jr., British professional boxer
 1989 – Serge Ibaka, Congolese–Spanish basketball player
 1990 – Lewis Holtby, German footballer
 1992 – Amber Liu, American–South Korean singer and dancer
 1993 – Patrick Schwarzenegger, American model and actor
 1995 – Max Meyer, German footballer
 1996 – C. J. Sanders, American football player
 1998 – Christian Pulisic, American soccer player

 Deaths 
 Up to 1900 
 96 – Domitian, Roman Emperor (b. 51)
 411 – Constantine III, Roman general and emperor
 887 – Pietro I Candiano, 16th Doge of Venice (b. 842)
 1180 – King Louis VII of France (b. 1120)
 1361 – Louis V, Duke of Bavaria (b. 1315)
 1598 – Toyotomi Hideyoshi, Japanese warlord (b. 1536)
 1675 – Charles IV, Duke of Lorraine (b. 1605)
 1783 – Leonhard Euler, Swiss mathematician (b. 1707)
 1792 – August Gottlieb Spangenberg, German bishop and theologian (b. 1704)
 1797 – Lazare Hoche, French general (b. 1768)
 1819 – John Langdon, American politician (b. 1743)
 1857 – Karol Kurpinski, Polish composer and conductor (b. 1785)
 1860 – Joseph Locke, English engineer (b. 1805)
 1872 – King Charles XV of Sweden/IV of Norway (b. 1826)
 1891 – José Manuel Balmaceda, President of Chile (b. 1840)
 1896 – Hippolyte Fizeau, French physicist (b. 1819)

 1901 – 2000 
 1904 – Herbert von Bismarck, son of Otto von Bismarck (b. 1849)
 1905 – George MacDonald, Scottish minister, writer and poet (b. 1894)
 1909 – Grigore Tocilescu, Romanian archaeologist and historian (b. 1850)
 1911 – Pyotr Stolypin, Russian politician (b. 1862)
 1924 – Francis Herbert Bradley, English mathematician (b. 1846)
 1939 – Stanislaw Ignacy Witkiewicz, Polish writer, painter and photographer (b. 1885)
 1941 – Fred Karno, English actor and screenwriter (b. 1866)
 1953 – Charles de Tornaco, Belgian racing driver (b. 1927)
 1954 – Johannes Drost, Dutch swimmer (b. 1880)
 1956 – Adélard Godbout, Canadian politician, 15th Premier of Quebec (b. 1892)
 1958 – Olaf Gulbransson, Norwegian painter and illustrator (b. 1893)
 1959 – Harvey Glatman, American serial killer (executed by gas chamber; b. 1927)
 1961 – Dag Hammarskjöld, Swedish United Nations Secretary–General and distinguished economist, recipient of the Nobel Peace Prize (b. 1905)
 1967 – John Cockcroft, British physicist (b. 1897)
 1970 – Jimi Hendrix, American musician (b. 1942)
 1980 – Katherine Anne Porter, American journalist and writer (b. 1890)
 1987 – Américo Tomas, President of Portugal (b. 1894)
 1992 – Mohammad Hidayatullah, 6th Vice President of India (b. 1905)
 1992 – Princess Margaret of Denmark (b. 1895)
 1994 – Vitas Gerulaitis, American tennis player (b. 1954)
 1996 – Annabella, French actress (b. 1907)

 From 2001 
 2002 – Mauro Ramos, Brazilian footballer (b. 1930)
 2004 – Russ Meyer, American filmmaker (b. 1922)
 2006 – Edward J. King, American politician, 66th Governor of Massachusetts (b. 1925)
 2008 – Mauricio Kagel, Argentine composer (b. 1931)
 2009 – Irving Kristol, American columnist and journalist (b. 1920)
 2012 – Santiago Carrillo, Spanish politician (b. 1915)
 2013 – Marcel Reich-Ranicki, German writer and literary critic (b. 1920)
 2013 – Ken Norton, American boxer (b. 1943)
 2014 – Kenny Wheeler, Canadian jazz trumpeter (b. 1930)
 2014 – George Radwanski, Canadian journalist and civil servant (b. 1947)
 2014 – Earl Ross, Canadian racing driver (b. 1941)
 2015 – Mario Benjamín Menéndez, Argentine general and Governor of the Falkland Islands (b. 1930)
 2015 – Eduardo Bonvallet, Chilean footballer (b. 1955)
 2015 – Marcin Wrona, Polish movie and television director (b. 1973)
 2015 – Nancy Bernstein, American visual effects and movie producer (b. 1960)
 2016 – C. Martin Croker, American actor (b. 1962)
 2017 – Jean Plaskie, Belgian footballer (b. 1941)
 2017 – Chuck Low, American actor (b. 1928)
 2017 – Afzal Ahsan Randhawa, Pakistani writer (b. 1937)
 2018 – David DiChiera, American composer (b. 1935)
 2018 – Marceline Loridan-Ivens, French writer and film director (b. 1928)
 2018 – Jean Piat, French actor (b. 1924)
 2018 – Richard M. Pollack, American mathematician (b. 1935)
 2018 – Robert Venturi, American architect (b. 1925)
 2018 – Norifumi Yamamoto, Japanese martial artist (b. 1977)
 2019 – Graeme Gibson, Canadian novelist and union leader (b. 1934)
 2019 – Tony Mills, English singer and musician (b. 1962)
 2019 – Shyam Ramsay, Indian film director, producer and screenwriter (b. 1952)
 2019 – Fernando Ricksen, Dutch footballer (b. 1976)
 2020 – Ruth Bader Ginsburg, American jurist (b. 1933)

 Observances 
 Independence Day (Chile)
 Indigenous Language Day (Okinawa)

Category:Days of the year