January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
June 16 » The Ford Motor Company is incorporated.
July 19 » Maurice Garin wins the first Tour de France.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
Day of death August 11, 1931
The temperature on August 11, 1931 was between 10.1 °C and 18.7 °C and averaged 13.7 °C. There was 3.3 mm of rain during 2.3 hours. There was 8.1 hours of sunshine (54%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 21 » Sir Isaac Isaacs is sworn in as the first Australian-born Governor-General of Australia.
February 20 » The U.S. Congress approves the construction of the San Francisco–Oakland Bay Bridge by the state of California.
March 26 » Swissair is founded as the national airline of Switzerland.
May 7 » The stand-off between criminal Francis Crowley and 300 members of the New York Police Department takes place in his fifth-floor apartment on West 91st Street, New York City.
June 23 » Wiley Post and Harold Gatty take off from Roosevelt Field, Long Island in an attempt to circumnavigate the world in a single-engine plane.
August 24 » Resignation of the United Kingdom's Second Labour Government. Formation of the UK National Government.
When copying data from this family tree, please include a reference to the origin: Jennifer Swisher, "My Giant Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/my-giant-family-tree/P53.php : accessed May 14, 2025), "Della Vine Howard (1903-1931)".
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