1926 events in history

Jan 12 Original Sam 'n' Henry aired on Chicago, Illinois radio later renamed Amos 'n' Andy in 1928
Mar 14 El Virilla train accident, Costa Rica: A train falls off a bridge over the Río Virilla between Heredia and Tibás. 248 are killed and 93 wounded
Mar 15 The dictator Theodoros Pangalos is elected President of Greece without opposition
Mar 16 History of Rocketry: Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts
Apr 6 Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines)
Apr 20 Western Electric and Warner Bros. announce Vitaphone, a process to add sound to film
Apr 24 The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years
May 9 Admiral Richard E. Byrd and Floyd Bennett claim to have flown over the North Pole (later discovery of Byrd's diary appears to cast some doubt on the claim.)
May 12 1926 General Strike: In the United Kingdom, a nine-day general strike by trade unions ends
May 12 The Italian-built airship Norge becomes the first vessel to fly over the North Pole
May 18 Evangelist Aimee Semple McPherson disappears while visiting a Venice, California beach
May 22 Chiang Kai-shek replaces communists in Kuomintang, China
May 25 Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris
May 28 28 May 1926 coup d'état: Ditadura Nacional is established in Portugal to suppress the unrest of the First Republic
Jun 14 Brazil leaves the League of Nations
Jun 23 The College Board administers the first SAT exam
Jun 28 Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies
Jun 29 Arthur Meighen returns to office as Prime Minister of Canada
Jul 4 Knoebels Amusement Resort is opened in Elysburg, Pennsylvania
Jul 23 Fox Film buys the patents of the Movietone sound system for recording sound onto film
Aug 5 Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping
Aug 6 In New York, New York, the Warner Bros.' Vitaphone system premieres with the movie Don Juan starring John Barrymore
Aug 6 Gertrude Ederle becomes the first woman to swim across the English Channel
Aug 20 Japan's public broadcasting company, Nippon Hōsō Kyōkai (NHK) is established
Sep 8 Germany is admitted to the League of Nations
Sep 9 In the United States the National Broadcasting Company is formed
Sep 25 The international Convention to Suppress the Slave Trade and Slavery is first signed
Oct 14 The children's book Winnie-the-Pooh, by A. A. Milne, is first published
Oct 22 J. Gordon Whitehead sucker punches magician Harry Houdini in the stomach in Montreal, precipitating his death
Oct 24 Harry Houdini's last performance, which is at the Garrick Theater in Detroit
Oct 31 Magician Harry Houdini dies of gangrene and peritonitis that develops after his appendix ruptures
Nov 11 The United States Numbered Highway System, including U.S. Route 66, is established
Nov 15 The NBC radio network opens with 24 stations
Nov 18 George Bernard Shaw refuses to accept the money for his Nobel Prize, saying, "I can forgive Alfred Nobel for inventing dynamite, but only a fiend in human form could have invented the Nobel Prize."
Nov 25 The deadliest November tornado outbreak in U.S. history strikes on Thanksgiving Day. Twenty-seven twisters of great strength are reported in the Midwest, including the strongest November tornado, an estimated F4, that devastates Heber Springs, Arkansas. There are 51 deaths in Arkansas alone, 76 deaths and over 400 injuries in all
Dec 17 Antanas Smetona assumes power in Lithuania as the 1926 coup d'état is successful
Dec 25 Emperor Taishō of Japan dies. His son, Prince Hirohito, succeeds him as Emperor Shōwa