The temperature on August 30, 1912 was between 11.9 °C and 18.4 °C and averaged 14.4 °C. There was 8.5 mm of rain. There was 0.2 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
Day of marriage May 23, 1939
The temperature on May 23, 1939 was between 7.6 °C and 22.3 °C and averaged 15.6 °C. There was 13.1 hours of sunshine (82%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
June 1 » First flight of the German Focke-Wulf Fw 190 fighter aircraft.
August 23 » World War II: Nazi Germany and the Soviet Union sign a non-aggression treaty, the Molotov–Ribbentrop Pact. In a secret addition to the pact, the Baltic states, Finland, Romania, and Poland are divided between the two nations.
September 2 » World War II: Following the start of the invasion of Poland the previous day, the Free City of Danzig (now Gdańsk, Poland) is annexed by Nazi Germany.
September 9 » Burmese national hero U Ottama dies in prison after a hunger strike to protest Britain's colonial government.
September 10 » World War II: Canada declares war on Germany, joining the Allies: Poland, France, the United Kingdom, New Zealand and Australia.
November 4 » World War II: U.S. President Franklin D. Roosevelt orders the United States Customs Service to implement the Neutrality Act of 1939, allowing cash-and-carry purchases of weapons by belligerents.
Day of death February 21, 1999
The temperature on February 21, 1999 was between 3.5 °C and 7.8 °C and averaged 5.6 °C. There was 6.3 mm of rain during 4.9 hours. There was 0.3 hours of sunshine (3%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 13 » The last hockey game is played in Maple Leaf Gardens: the Toronto Maple Leafs lose 6–2 to the Chicago Blackhawks.
February 23 » Kurdish rebel leader Abdullah Öcalan is charged with treason in Ankara, Turkey.
April 14 » NATO mistakenly bombs a convoy of ethnic Albanian refugees. Yugoslav officials say 75 people were killed.
July 5 » U.S. President Bill Clinton imposes trade and economic sanctions against the Taliban regime in Afghanistan.
July 10 » In women's association football, the United States defeated China in a penalty shoot-out at the Rose Bowl near Los Angeles to win the final match of the 1999 FIFA Women's World Cup. The final was watched by 90,185 spectators, which set a new world record for attendance at a women's sporting event.
September 14 » Kiribati, Nauru and Tonga join the United Nations.
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/I100774.php : accessed March 2, 2026), "Wiebrand Medendorp (1912-1999)".
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