Editing September 18 (section)

===1901–present===
*[[1906]] &ndash; The [[1906 Hong Kong typhoon]] kills an estimated 10,000 people.<ref>{{cite book | last = Longshore | first = David | title = Encyclopedia of hurricanes, typhoons, and cyclones | publisher = Facts on File | location = New York | year = 2008 | isbn = 9781438118796 | page=95}}</ref>
*[[1914]] &ndash; The [[Government of Ireland Act 1914|Irish Home Rule Act]] becomes law, but is delayed until after World War I.
*  1919   &ndash; [[Fritz Pollard]] becomes the first African American to play professional football for a major team, the Akron Pros.
*[[1922]] &ndash; The [[Kingdom of Hungary (1920–1946)|Kingdom of Hungary]] is admitted to the [[League of Nations]].
*[[1927]] &ndash; The [[Columbia Broadcasting System]] goes on the air.
*[[1928]] &ndash; [[Juan de la Cierva]] makes the first [[Autogyro]] crossing of the English Channel.
*[[1931]] &ndash; Imperial Japan instigates the [[Mukden incident]] as a pretext to [[Japanese invasion of Manchuria|invade and occupy Manchuria]].
*[[1934]] &ndash; The [[Soviet Union]] is admitted to the [[League of Nations]].
*[[1939]] &ndash; [[World War II]]: The Polish government of [[Ignacy Mościcki]] flees to Romania.
*  1939   &ndash; World War II: The radio show ''[[Germany Calling]]'' begins transmitting Nazi propaganda.
*[[1943]] &ndash; World War II: Adolf Hitler orders the deportation of [[History of the Jews in Denmark#The Nazi era|Danish Jews]].
*[[1944]] &ndash; World War II: The British submarine {{HMS|Tradewind|P329|6}} torpedoes ''[[Jun'yō Maru]]'', killing 5,600, mostly slave labourers and POWs.
*[[1944]] &ndash; World War II: [[Operation Market Garden]] results in the liberation of [[Eindhoven]].<ref>{{cite web|url=https://www.oorlogsbronnen.nl/thema/Bevrijding%20Eindhoven|title=Bevrijding Eindhoven|website=Netwerk Oorlogsbronnen|quote=[[File:Symbol Translate.svg|15px|alt=]] '''Translated''': The liberation of Eindhoven took place on September 18, 1944.|language=nl}}</ref><ref>{{cite web|url=https://stichting18september.nl/de-bevrijding-van-eindhoven/|title=De bevrijding van Eindhoven|website=Stichting 18 September|quote=[[File:Symbol Translate.svg|15px|alt=]] '''Translated''': On September 18, 1944, Allied armies entered Eindhoven, liberating one of the first cities in the Netherlands from German occupation.|language=nl}}</ref>
*[[1944]] &ndash; World War II: The [[Battle of Arracourt]] begins.<ref>{{cite web|url=https://apps.dtic.mil/dtic/tr/fulltext/u2/b067783.pdf|archive-url=https://web.archive.org/web/20190405074304/https://apps.dtic.mil/dtic/tr/fulltext/u2/b067783.pdf|url-status=live|archive-date=April 5, 2019|title=Arracourt - September 1944| author=Richard H. Barnes|publisher=US Army Command and General Staff College|access-date=18 June 2020}}</ref> 
*[[1945]] &ndash; General [[Douglas MacArthur]] moves his general headquarters from Manila to Tokyo.
*[[1947]] &ndash; The [[National Security Act of 1947|National Security Act]] reorganizes the United States government's military and intelligence services.
*[[1948]] &ndash; [[Operation Polo]] is terminated after the Indian Army accepts the surrender of the army of Hyderabad.
*  1948   &ndash; [[Margaret Chase Smith]] of Maine becomes the first woman elected to the United States Senate without completing another senator's term.
*[[1954]] &ndash; Finnish president [[J. K. Paasikivi]] becomes the first Western head of state to be awarded the highest honor of the [[Soviet Union]], the [[Order of Lenin]].<ref>{{cite web| url = https://www.jstor.org/stable/3001358| title = John H. Hodgson: ''The Paasikivi Line''| jstor = 3001358}}</ref><ref>{{cite book | title=Paasikivi Tukholmassa: J. K. Paasikiven toiminta Suomen lähettiläänä Tukholmassa 1936–39 | pages=155–156 | publisher=Otava | year=1978 | author=Max Jakobson | location=Helsinki | isbn=951-1-05126-1 | language = fi}}</ref>
*[[1960]] &ndash; [[Fidel Castro]] arrives in New York City as the head of the Cuban delegation to the United Nations.
*[[1961]] &ndash; U.N. Secretary-General [[Dag Hammarskjöld]] dies in an [[1961 Ndola United Nations DC-6 crash|air crash]] while attempting to negotiate peace in the Katanga region of the Democratic Republic of the Congo.
*[[1962]] &ndash; [[Burundi]], [[Jamaica]], [[Rwanda]] and [[Trinidad and Tobago]] are admitted to the United Nations.
*  1962   &ndash; [[Aeroflot Flight 213 (1962)|Aeroflot Flight 213]] crashes into a mountain near [[Chersky Airport]], killing 32 people.<ref name="asn">{{cite web |title=Tuesday 18 September 1962 |url=https://aviation-safety.net/database/record.php?id=19620918-1 |accessdate=31 October 2019 |publisher=Aviation Safety Network}}</ref>
*[[1964]] &ndash; The [[Wedding of Constantine II and Princess Anne-Marie|wedding of Constantine II of Greece and Princess Anne-Marie of Denmark]] takes place in Athens.<ref>{{cite news |title=Greek King Takes Danish Bride; Athens Is Exuberant Over Young Ruler and Anne-Marie |url=https://www.nytimes.com/1964/09/19/archives/greek-king-takes-danish-bride-athens-is-exuberant-over-young-ruler.html |access-date=11 September 2024 |work=New York Times |date=19 September 1964}}</ref>
*[[1973]] &ndash; [[The Bahamas]], [[East Germany]] and [[West Germany]] are admitted to the United Nations.
*[[1974]] &ndash; [[Hurricane Fifi]] strikes Honduras with 110&nbsp;mph winds, killing 5,000 people.
*[[1977]] &ndash; [[Voyager I]] takes the first distant photograph of the Earth and the Moon together.
*[[1980]] &ndash; [[Soyuz 38]] carries two cosmonauts (including one Cuban) to the [[Salyut 6]] space station.
*[[1981]] &ndash; The ''Assemblée Nationale'' votes to abolish [[capital punishment in France]].
*[[1984]] &ndash; [[Joe Kittinger]] completes the first solo balloon crossing of the Atlantic.
*[[1988]] &ndash; The [[8888 Uprising]] in Myanmar comes to an end.
*  1988   &ndash; General [[Henri Namphy]], president of Haiti, is ousted from power in a [[September 1988 Haitian coup d'état|coup d'état]] led by General [[Prosper Avril]].<ref>{{cite news|url=https://www.washingtonpost.com/archive/politics/1988/09/19/new-general-installed-following-haitian-coup/1f3f9585-55e9-4e30-bea4-457a07ccd64d/|title=New General Installed Following Haitian Coup|newspaper=[[The Washington Post]]|author=Julia Preston|date=19 September 1988|accessdate=24 December 2022}}</ref>
*[[1990]] &ndash; [[Liechtenstein]] becomes a member of the United Nations.
*[[1992]] &ndash; An explosion rocks [[Giant Mine]] at the height of a labor dispute, killing nine replacement workers in Yellowknife, Canada.
*[[1997]] &ndash; United States media magnate [[Ted Turner]] donates US$1&nbsp;billion to the United Nations.
*  1997   &ndash; The [[Ottawa Treaty|Anti-Personnel Mine Ban Convention]] is adopted. 
*[[2001]] &ndash; First mailing of [[anthrax]] letters from [[Trenton, New Jersey]] in the [[2001 anthrax attacks]].
*[[2007]] &ndash; Buddhist monks join anti-government protesters in Myanmar, starting what some call the [[Saffron Revolution]].
*[[2011]] &ndash; The [[2011 Sikkim earthquake]] is felt across northeastern India, Nepal, Bhutan, Bangladesh and southern Tibet.
*[[2014]] &ndash; Scotland [[2014 Scottish independence referendum|votes against]] independence from the United Kingdom, by 55% to 45%.
*[[2015]] &ndash; Two security personnel, 17 worshippers in a mosque, and 13 militants are killed during a Tehrik-i-Taliban Pakistan [[2015 Camp Badaber attack|attack]] on a Pakistan Air Force base on the outskirts of Peshawar.
*[[2016]] &ndash; The [[2016 Uri attack]] in [[Jammu and Kashmir (state)|Jammu and Kashmir, India]] by terrorist group [[Jaish-e-Mohammed]] results in the deaths of nineteen Indian Army soldiers and all four attackers.