What Happened On September 14 - On This Day
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Gregory Conquers Julius Caesar
1752 Britain and the British Empire, including the American colonies, adopt the Gregorian Calendar after skipping 11 days between September 3 and September 13- 1922 Burning of Smyrna, the Asia Minor Catastrophe to Greeks: Ottoman army expels Greeks and other non-Turks from Asia Minor, destroying much of the port city of Smyrna (August 13 OS)
- 1936 First prefrontal lobotomy in America performed by Walter Freeman and James W. Watts at George Washington University Hospital in Washington, D.C.
- 1939 World's first practical helicopter, the VS-300, designed by Igor Sikorsky, takes a short tethered flight in Stratford, Connecticut [1]
- 1949 India's Constituent Assembly adopts Hindi as an official language, celebrated today as Hindi Day

IBM 305 RAMAC
1956 IBM introduces the RAMAC 305, the first commercial computer with a hard drive featuring magnetic disk storage, which weighs over a ton- 1960 Iraq, Iran, Kuwait, Saudi Arabia, and Venezuela form the Organization of the Petroleum Exporting Countries (OPEC)
- 2020 Astronomers report a possible sign of life on Venus after detecting phosphine in the planet's atmosphere through a telescope [1]
- 2021 One in 500 Americans has died of COVID-19 as the nation's known death toll reaches 663,913 (Johns Hopkins) [1]
- 1985 "The Golden Girls", starring Bea Arthur, Betty White, Rue McClanahan, and Estelle Getty, debuts on NBC
- 1741 George Frideric Handel finishes his "Messiah" oratorio after working on it nonstop for 24 days
- 1987 Cal Ripken Jr.'s record streak of 8,243 consecutive innings (908 games) is finally broken
Francis Scott Key pens the poem "Defence of Fort M'Henry," later known as "The Star-Spangled Banner," while witnessing the bombardment of Fort McHenry from a ship in Baltimore Harbor
September 14, 1814

Alexander von Humboldt
1769 - 1859
Margaret Sanger
1879 - 1966
Jacobo Árbenz
1913 - 1971
Pope Leo XIV
70 Years Old
Dmitry Medvedev
60 Years Old
Ron DeSantis
47 Years Old

Sam Neill
78 Years Old

Amy Winehouse
1983 - 2011
Lord Kitchener: "Your Country Needs You" appears as the front cover design for London Opinion magazine
September 14, 1914
- 1830 Princess Marianne of the Netherlands (20) marries her cousin Prince Albert of Prussia (20) (marriage dissolved 1849)
- 1835 American leading transcendentalist Ralph Waldo Emerson (33) marries 2nd wife Lydia (Lidian) Jackson in Plymouth, Massachusetts.
- 1838 Newly escaped slave Frederick Douglass marries free woman Anne Murray in New York
- 1962 American actress Janet Leigh (35) divorces American actor Tony Curtis (37) after 10 years of marriage
- 1984 Film director John Carpenter (36) and actress Adrienne Barbeau (39) divorce after 5 years of marriage
- 2023 Rapper Jeezy files for divorce from TV personality Jeannie Mai Jenkins after two years of marriage [1]

Aaron Burr
1756 - 1836
Arthur Wellesley
1769 - 1852
William McKinley
1843 - 1901
Pierre Savorgnan de Brazza
1852 - 1905
Isadora Duncan
1877 - 1927
Patrick Swayze
1952 - 2009

Fatal Legacy of a Beautiful Riviera
Two famous American women – Grace Kelly and Isadora Duncan, both died after tragic motoring accidents in the same area on this day, though half a century apart. September 14, 1982
Weekly Quiz for September 9 - 15
In 1776 US Congress officially adopted the name 'United States of America', what was the previous name? Which war saw the 1st use of tanks on the battlefield?
- 13 Sep
- Calendar
- Sep 15

Dog Unearths Cave of Antiquity
September 12, 1940
Fiery Birth for Star Spangled Banner
September 13, 1814
Agatha Christie, The World's Best-Selling Novelist
September 15, 1890
Mad Monk Burns 2,000 At The Stake
September 16, 1498
- September
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- Summary
- Events
- Birthdays
- Deaths
- Weddings
- Film & TV
- Music
- Sport
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