6th » King Carol II of Romania abdicates and is succeeded by his son Michael of Romania named Michael.
7th » Treaty of Craiova: Romania loses Southern Dobruja to Bulgaria.
9th » George Stibitz pioneers the first remote operation of a computer.
9th » Treznea massacre: The Hungarian Army, supported by Hungarians in Romania known as local Hungarians kill 93 Romanians or Romanian civilians in Treznea, a village in Northern Transylvania, as part of attempts to ethnic cleansing.
11th » George Stibitz performs the first remote operation of a computer.
12th » Cave paintings are discovered in Lascaux, France.
12th » An explosion at the Hercules Powder Company plant in Succasunna-Kenvil, New Jersey called Kenvil, New Jersey kills 51 people and injures over 200.
14th » Ip massacre: The Hungarian Army, supported by Hungarians in Romania known as local Hungarians, kill 158 Romanian civilians in Ip, Sălaj, a village in Northern Transylvania, an act of ethnic cleansing.
15th » World War II: The climax of the Battle of Britain, when the Royal Air Force shoots down large numbers of Luftwaffe aircraft.
16th » World War II: Kingdom of Italy named Italian troops Italian invasion of Egypt named conquer Sidi Barrani.
17th » World War II: Following the Nazi Germany or German defeat in the Battle of Britain, Adolf Hitler called Hitler postpones Operation Sea Lion indefinitely.
18th » The British liner SS named City of Benares is sunk by German submarine U-48 (1939) or German submarine U-48; those killed include 77 child refugees.
19th » Witold Pilecki is voluntarily captured and sent to Auschwitz in order to smuggle out information and start a Jewish resistance under Nazi rule In concentration camps e.g resistance.
27th » World War II: The Tripartite Pact is signed in Berlin by Germany, Japan and Italy.
29th » Two Avro Ansons of No. 2 Service Flying Training School RAAF 1940 Brocklesby mid-air collision known as collide in mid-air over Brocklesby, New South Wales, Australia, remain locked together after colliding, and then land safely.
Famous Birthdays on September in 1940
1st » Stanislav Stepashkin, Russian boxer (d. 2013)
19th » Bill Medley, American singer-songwriter (The Righteous Brothers)
19th » Zandra Rhodes, English fashion designer, founded the Fashion and Textile Museum
19th » Sylvia Tyson, Canadian singer-songwriter and guitarist (Quartette (band) or Quartette, Ian & Sylvia, and Great Speckled Bird (band) called Great Speckled Bird)
19th » Ed Westfall, Canadian ice hockey player and sportscaster
19th » Paul Williams (songwriter) e.g Paul Williams, American singer-songwriter and actor
20th » Tarō Asō, Japanese politician, 92nd Prime Minister of Japan
20th » Jeremy Child, English actor
20th » William Finley (actor) named William Finley, American actor (d. 2012)
20th » Anna Pavord, Welsh-English journalist and author
21st » Ron Fenton, English footballer, coach, and manager (d. 2013)
21st » Hermann Knoflacher, Austrian engineer and engineer
21st » Bill Kurtis, American journalist and producer
22nd » Anna Karina, Danish-French actress, director, and screenwriter
23rd » Tim Rose, American singer-songwriter and banjo player (The Big 3 (folk group) known as The Big 3) (d. 2002)