WHAT ALL HAPPENED APRIL TO SEPTEMBER 1923
Find out what all happened April to September 1923

Insulin becomes generally available for use by people with diabetes. (15. April 1923)

The Canadian Parliament suspends all Chinese immigration. (1. July 1923)

Checker Taxi puts its first taxi on the streets. (18. June 1923)

The Hollywood Sign is officially dedicated in the hills above Hollywood, Los Angeles, California. It originally reads "Hollywoodland " but the four last letters are dropped after renovation in 1949. (13. July 1923)

24 Hours of Le Mans, was first held, and has since been run annually in June. (26. May 1923)

Maiden flight of the first U.S. airship, the USS Shenandoah. (4. September 1923)

As vice president, Calvin Coolidge becomes the 30th President of the United States after the death of Warren G. Harding (2. August 1923)

In Vienna, the paper Das Ich und das Es (The Ego and the Id) by Sigmund Freud is published, which outlines Freud's theories of the id, ego, and super-ego. (24. April 1923)

The first Prefects Board in Southeast Asia is formed in Victoria Institution, Malaysia. (6. April 1923)

Bulgaria's military takes over the government in a coup. (9. June 1923)

Firestone Tire and Rubber Company begins production of balloon-tires. (5. April 1923)

Honda Point Disaster: nine US Navy destroyers run aground off the California coast. Seven are lost, and twenty-three sailors killed. (8. September 1923)

Following a military coup in Spain, Miguel Primo de Rivera takes over, setting up a dictatorship. (13. September 1923)

Yankee Stadium, "The House that Ruth Built", opens. (18. April 1923)

The Great Kantō earthquake devastates Tokyo and Yokohama, killing about 105,000 people. (1. September 1923)

Mustafa Kemal Atatürk, the founder of the Republic of Turkey, founds the Republican People's Party. (9. September 1923)

Gustav Stresemann resumes the Weimar Republic's payment of reparations. (26. September 1923)

Capt. Lowell H. Smith and Lt. John P. Richter perform the first ever aerial refueling in a DH-4B biplane (25. June 1923)

The Duke of York weds Lady Elizabeth Bowes-Lyon at Westminster Abbey. (26. April 1923)

The Treaty of Lausanne, settling the boundaries of modern Turkey, is signed in Switzerland by Greece, Bulgaria and other countries that fought in World War I. (24. July 1923)