Here are 30 newsworthy and notable historical anniversaries in September 2023 (listed six months in advance so you have time to write about them)
Historical anniversaries are great for ‘On This Day in History’ features, articles, biographies and other anniversary tie-ins. They’re popular with newspaper and magazine readers and radio stations, and editors, producers and presenters love them. They’re easy to research too. You can also turn them into films, documentaries, novels, use them to plan events and exhibitions, and much more. (Find out more at the end of this article.)
We’ve randomly picked one anniversary for each day of the month from The Date-A-Base Book 2023, which lists more than 3,000 anniversaries.
1 Sep 1923 – 100 years ago
The Great Kanto earthquake, Japan. The deadliest earthquake in Japanese history. Over 140,000 people were killed and 1.9 million made homeless.
2 Sep 1973 – 50 years ago
Death of J. R. R. Tolkien, British fantasy writer, poet, scholar and educator. Best known for his novels The Hobbit and Lord of the Rings.
3 Sep 1943 – 80 years ago
World War II: Italy surrendered to the Allies and signed the Armistice of Cassibile. The Allies invaded Italy the same day (see below). (The armistice was announced to the public on 8th September.)
4 Sep 1998 – 25 years ago
Google, the internet search company, was founded by Larry Page and Sergey Brin, both students at Stanford University, California, USA. (The company was initially based in a friend’s garage in Menlo Park.)
5 Sep 1953 – 70 years ago
The world’s first privately operated atomic reactor began operating at North Carolina State University, USA.
6 Sep 1923 – 100 years ago
Birth of Peter II, last King of Yugoslavia. (Died 1970.)
7 Sep 1923 – 100 years ago
Interpol, the International Criminal Police Organisation, was founded.
8 Sep 2003 – 20 years ago
The Recording Industry Association of America (RIAA) filed 261 lawsuits against alleged music file-sharers. They included a 12-year-old schoolgirl, whose parents paid $2,000 to settle the case the next day.
9 Sep 1948 – 75 years ago
The People’s Democratic Republic of Korea (North Korea) was established, headed by Kim Il Sung
10 Sep 1943 – 80 years ago
World War II: the Germans occupied Rome, Italy, and took over the protection of the Vatican City.
11 Sep 1973 – 50 years ago
General Augusto Pinochet seized power in Chile in a military coup, overthrowing President Salvador Allende who apparently immediately committed suicide. (Some claim he was killed and the suicide was staged.)
12 Sep 1958 – 65 years ago
The world’s first working integrated circuit was demonstrated by Jack Kilby of Texas Instruments. (He had built it while the plant was shut down for holidays – as a new employee he was not entitled to holidays.)
13 Sep 1948 – 75 years ago
Margaret Chase Smith became the first woman elected to the U.S. Senate, and the first to serve in both houses of Congress.
14 Sep 1953 – 70 years ago
Nikita Khrushchev became leader of the Soviet Union.
15 Sep 1963 – 60 years ago
The 16th Street Baptist Church bombing, Birmingham, Alabama, USA. A bomb planted by the Ku Klux Klan exploded at the African American church. 4 children were killed and 22 injured.
16 Sep 1963 – 60 years ago
Malaysia was founded when Malaya united with Sabah, Sarawak, and Singapore. (Singapore was expelled in 1965.)
17 Sep 1953 – 70 years ago
The first successful separation of Siamese twins where both twins survived. 8-week-old Carolyn Anne and Catherine Anne Mouton were joined at the waist and lower spine and shared a lower intestine. They were separated at the Ochsner Foundation Hospital in New Orleans, Louisiana, USA in a three-hour operation.
18 Sep 1873 – 150 years ago
The Panic of 1873. The U.S. bank Jay Cooke & Company failed after overextending its investment in the Northern Pacific Railway. This contributed to the Panic of 1873, which triggered an economic crisis in North America and Europe, and led to the Long Depression – two decades of stagnation. On 20th September (‘Black Friday’) the New York Stock Exchange was forced to close for the first time in its history. It remained closed for 10 days.
19 Sep 1983 – 40 years ago
Saint Kitts and Nevis became independent from the UK.
20 Sep 1848 – 175 years ago
The American Association for the Advancement of Science (AAAS) was founded. It is the world’s largest general scientific society, and publishes the scientific journal Science.
21 Sep 1993 to 4 Oct – 30 years ago
Russian constitutional crisis. Russian President Boris Yeltsin suspended parliament, attempted to disband the Congress of People’s Deputies and the Supreme Soviet, and called for new elections. He was impeached and replaced by vice president Aleksandr Rutskoy. On 4th October he ordered the Russian Army to storm the Supreme Soviet building with tanks and arrest the leaders of the resistance. Up to 2,000 people were killed (official figure: 187).
22 Sep 1973 – 50 years ago
Henry Kissinger became U.S. Secretary of State. He was the first naturalised citizen to hold the office.
23 Sep 1848 – 175 years ago
The first commercial production of chewing gum. American businessman John B. Curtis produced his batch of chewing gum at his home in Bangor, Maine. He called it State of Maine Pure Spruce Gum.
24 Sep 1948 – 75 years ago
The Honda Motor Company was founded.
25 Sep 1963 – 60 years ago
Lord Denning’s report on the Profumo Affair was published in the UK. It found that the former Secretary of State for War, John Profumo, lied to the House of Commons about his relationship with Christine Keeler. She was the alleged mistress of a Russian spy, who was thought to be using their relationship to obtain classified information about British security.
26 Sep 1963 to 13 Oct – 60 years ago
Hurricane Flora, one of the deadliest hurricanes in history, killed 7,193 people in the Caribbean region, especially in Haiti, Cuba and the Dominican Republic.
27 Sep 1898 – 125 years ago
Birth of Vincent Youmans, American Broadway composer and producer. Best known for the musical No, No Nanette and the song Tea for Two.
28 Sep 1923 – 100 years ago
The first issue of the BBC’s radio and television listings magazine Radio Times was published.
29 Sep 1923 – 100 years ago
The British Mandate for Palestine came into effect. Britain took control of Mandatory Palestine (formerly part of the Turkish Empire) until 1948 when Israel became an independent state.
30 Sep 1948 – 75 years ago
The U.S. Federal Communications Commission (FCC) froze all outstanding television broadcast licence applications. It was inundated with hundreds of applications and there were several technical hurdles to be overcome, including the development of colour transmissions and interference between adjacent stations’ transmitters. The planned 6-month freeze lasted for 4 years.
More anniversaries:
You’ll find hundreds more anniversaries for this month in The Date-A-Base Book 2023. The 2024, 2025 and 2026 and 2027 editions are also available if you work further ahead. The anniversaries are available as PDF ebooks, Excel spreadsheets, and printed paperback books.
The 2028 edition will be available from April 2023. Find out more at ideas4writers.com.
How to use the anniversaries:
If you’d like to know more about how to turn the anniversaries listed here and in The Date-A-Base Books into articles for magazines and newspapers, take a look at our free 68-page guide, Ditch Your Day Job: the easiest way to make a living (or earn some extra cash) as a writer.
It has some terrific bonuses too, including a complete month of anniversaries from The Date-A-Base Book 2023, 301 article-writing ideas and tips, plus a 25 percent discount when you buy two or more editions of The Date-A-Base Book.