The temperature on September 21, 1912 was between 2.5 °C and 15.1 °C and averaged 9.0 °C. There was 9.5 hours of sunshine (77%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
December 28 » The first municipally owned streetcars take to the streets in San Francisco.
Day of marriage March 30, 1944
The temperature on March 30, 1944 was between -2.7 °C and 9.4 °C and averaged 2.6 °C. There was 8.6 hours of sunshine (67%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 3 » World War II: Top Ace Major Greg "Pappy" Boyington is shot down in his Vought F4U Corsair by Captain Masajiro Kawato flying a Mitsubishi A6M Zero.
February 3 » World War II: During the Gilbert and Marshall Islands campaign, U.S. Army and Marine forces seize Kwajalein Atoll from the defending Japanese garrison.
June 11 » USSMissouri, the last battleship built by the United States Navy and future site of the signing of the Japanese Instrument of Surrender, is commissioned.
June 22 » World War II: Opening day of the Soviet Union's Operation Bagration against the Army Group Centre.
October 27 » World War II: German forces capture Banská Bystrica during Slovak National Uprising thus bringing it to an end.
December 3 » Greek Civil War: Fighting breaks out in Athens between the ELAS and government forces supported by the British Army.
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/I140568.php : accessed October 22, 2026), "Halbe de Jong (1912-)".
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