January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
March 1 » Battle of Adwa: An Ethiopian army defeats an outnumbered Italian force, ending the First Italo-Ethiopian War.
March 2 » The Battle of Adwa: The Italian Army defeated by the Ethiopian Army in Adwa, Tigray, Ethiopia.
May 18 » The United States Supreme Court rules in Plessy v. Ferguson that the "separate but equal" doctrine is constitutional.
August 30 » Philippine Revolution: After Spanish victory in the Battle of San Juan del Monte, eight provinces in the Philippines are declared under martial law by the Spanish Governor-General Ramón Blanco y Erenas.
November 1 » A picture showing the bare breasts of a woman appears in National Geographic magazine for the first time.
Day of marriage May 12, 1917
The temperature on May 12, 1917 was between 10.1 °C and 27.0 °C and averaged 19.2 °C. There was 7.8 hours of sunshine (50%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 16 » World War I: A German auxiliary cruiser is sunk in the Action of 16 March 1917.
August 18 » A Great Fire in Thessaloniki, Greece destroys 32% of the city leaving 70,000 individuals homeless.
August 30 » Vietnamese prison guards led by Trịnh Văn Cấn mutiny at the Thái Nguyên penitentiary against local French authority.
November 20 » World War I: Battle of Cambrai begins: British forces make early progress in an attack on German positions but are later pushed back.
November 25 » World War I: German forces defeat Portuguese army of about 1,200 at Negomano on the border of modern-day Mozambique and Tanzania.
December 6 » Finland declares independence from Soviet Russia.
Day of death May 31, 1967
The temperature on May 31, 1967 was between 10.0 °C and 12.5 °C and averaged 11.4 °C. There was 1.1 mm of rain during 4.9 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
June 5 » The Six-Day War begins: Israel launches surprise strikes against Egyptian air-fields in response to the mobilisation of Egyptian forces on the Israeli border.
June 9 » Six-Day War: Israel captures the Golan Heights from Syria.
July 1 » Merger Treaty: The European Community is formally created out of a merger with the Common Market, the European Coal and Steel Community, and the European Atomic Energy Commission.
August 25 » George Lincoln Rockwell, founder of the American Nazi Party, is assassinated by a former member of his group.
September 15 » U.S. President Lyndon B. Johnson, responding to a sniper attack at the University of Texas at Austin, writes a letter to Congress urging the enactment of gun control legislation.
November 17 » Vietnam War: Acting on optimistic reports that he had been given on November 13, U.S. President Lyndon B. Johnson tells the nation that, while much remained to be done, "We are inflicting greater losses than we're taking...We are making progress."
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I26031.php : accessed October 13, 2026), "Klasina Woltha (1896-1967)".
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