The temperature on September 8, 1920 was between 7.1 °C and 18.0 °C and averaged 13.1 °C. There was 1.1 hours of sunshine (8%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
April 25 » At the San Remo conference, the principal Allied Powers of World War I adopt a resolution to determine the allocation of Class "A" League of Nations mandates for administration of the former Ottoman-ruled lands of the Middle East.
May 5 » Authorities arrest Nicola Sacco and Bartolomeo Vanzetti for alleged robbery and murder.
August 16 » Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw.
August 26 » The 19th amendment to United States Constitution takes effect, giving women the right to vote.
October 14 » Finland and Soviet Russia sign the Treaty of Tartu, exchanging some territories.
December 16 » The Haiyuan earthquake of 8.5Mw , rocks the Gansu province in China, killing an estimated 200,000.
Day of marriage September 11, 1947
The temperature on September 11, 1947 was between 9.5 °C and 26.6 °C and averaged 18.6 °C. There was 0.1 mm of rain. There was 10.5 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
April 9 » United Nations Security Council Resolution 22 relating to Corfu Channel incident is adopted.
May 22 » Cold War: The Truman Doctrine goes into effect, aiding Turkey and Greece.
June 10 » Saab produces its first automobile.
August 15 » Founder of Pakistan, Muhammad Ali Jinnah is sworn in as first Governor-General of Pakistan in Karachi.
October 5 » President Truman makes the first televised Oval Office address.
October 26 » Kashmir conflict: The Maharaja of Kashmir and Jammu signs the Instrument of Accession with India.
Day of death December 23, 1978
The temperature on December 23, 1978 was between -1.8 °C and -0.8 °C and averaged -1.3 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
March 16 » Supertanker Amoco Cadiz splits in two after running aground on the Portsall Rocks, three miles off the coast of Brittany, resulting in the largest oil spill in history at that time.
May 8 » The first ascent of Mount Everest without supplemental oxygen, by Reinhold Messner and Peter Habeler.
July 11 » Los Alfaques disaster: A truck carrying liquid gas crashes and explodes at a coastal campsite in Tarragona, Spain killing 216 tourists.
September 19 » The Solomon Islands join the United Nations.
November 14 » France conducts the Aphrodite nuclear test as 25th in the group of 29, 1975–78 French nuclear tests.
December 10 » Arab–Israeli conflict: Prime Minister of Israel Menachem Begin and President of Egypt Anwar Sadat are jointly awarded the Nobel Peace Prize.
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/I120586.php : accessed October 22, 2026), "Gerkje de Graaf (1920-1978)".
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