March 1 » Henri Becquerel discovers radioactive decay.
May 26 » Charles Dow publishes the first edition of the Dow Jones Industrial Average.
June 15 » The deadliest tsunami in Japan's history kills more than 22,000 people.
August 16 » Skookum Jim Mason, George Carmack and Dawson Charlie discover gold in a tributary of the Klondike River in Canada, setting off the Klondike Gold Rush.
August 27 » Anglo-Zanzibar War: The shortest war in world history (09:02 to 09:40), between the United Kingdom and Zanzibar.
December 30 » Canadian ice hockey player Ernie McLea scores the first hat-trick in Stanley Cup play, and the Cup-winning goal as the Montreal Victorias defeat the Winnipeg Victorias 6–5.
Day of marriage May 13, 1916
The temperature on May 13, 1916 was between 7.4 °C and 17.4 °C and averaged 12.1 °C. There was 2.5 hours of sunshine (16%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south 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.
February 25 » In the Battle of Verdun, a German unit captures Fort Douaumont, keystone of the French defences, without a fight.
April 9 » World War I: The Battle of Verdun: German forces launch their third offensive of the battle.
June 10 » The Arab Revolt against the Ottoman Empire was declared by Hussein bin Ali, Sharif of Mecca.
August 16 » The Migratory Bird Treaty between Canada and the United States is signed.
September 15 » World War I: Tanks are used for the first time in battle, at the Battle of the Somme.
November 7 » Woodrow Wilson is reelected as President of the United States.
Day of death August 22, 1954
The temperature on August 22, 1954 was between 11.5 °C and 17.0 °C and averaged 14.4 °C. There was 0.1 mm of rain. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 14 » The Hudson Motor Car Company merges with Nash-Kelvinator Corporation forming the American Motors Corporation.
April 18 » Gamal Abdel Nasser seizes power in Egypt.
July 21 » First Indochina War: The Geneva Conference partitions Vietnam into North Vietnam and South Vietnam.
September 29 » The convention establishing CERN (the European Organization for Nuclear Research) is signed.
November 1 » The Front de Libération Nationale fires the first shots of the Algerian War of Independence.
November 10 » U.S. President Dwight D. Eisenhower dedicates the USMC War Memorial (Iwo Jima memorial) in Arlington Ridge Park in Arlington County, Virginia.
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/I132858.php : accessed February 12, 2026), "Grietje Wymenga (1896-1954)".
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