The temperature on December 30, 1912 was between 2.6 °C and 8.2 °C and averaged 6.4 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
May 4 » Italy occupies the Greek island of Rhodes.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
Day of marriage August 14, 1945
The temperature on August 14, 1945 was between 13.6 °C and 21.5 °C and averaged 17.1 °C. There was 10.6 mm of rain during 6.2 hours. There was 3.0 hours of sunshine (20%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
February 14 » President Franklin D. Roosevelt meets King Ibn Saud of Saudi Arabia aboard the USSQuincy, officially beginning U.S.-Saudi diplomatic relations.
March 29 » World War II: The German 4th Army is almost destroyed by the Soviet Red Army.
July 31 » Pierre Laval, the fugitive former leader of Vichy France, surrenders to Allied soldiers in Austria.
August 30 » The Supreme Commander of the Allied Forces, General Douglas MacArthur lands at Atsugi Air Force Base.
October 17 » A massive demonstration in Buenos Aires, Argentina, demands Juan Perón's release.
December 15 » Occupation of Japan/Shinto Directive: General Douglas MacArthur orders that Shinto be abolished as the state religion of Japan.
Day of death May 9, 1986
The temperature on May 9, 1986 was between 8.8 °C and 15.6 °C and averaged 11.5 °C. There was 3.0 mm of rain during 3.8 hours. There was 1.4 hours of sunshine (9%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 15 » The United States launches Operation El Dorado Canyon, its bombing raids against Libyan targets in response to a discotheque bombing in West Germany that killed two U.S. servicemen.
May 26 » The European Community adopts the European flag.
September 23 » Houston Astros' Jim Deshaies sets a record, striking out the first eight batters he faces against the Los Angeles Dodgers.
September 28 » The Democratic Progressive Party becomes the first opposition party in Taiwan.
October 27 » The British government suddenly deregulates financial markets, leading to a total restructuring of the way in which they operate in the country, in an event now referred to as the Big Bang.
December 23 » Voyager, piloted by Dick Rutan and Jeana Yeager, lands at Edwards Air Force Base in California becoming the first aircraft to fly non-stop around the world without aerial or ground refueling.
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/I167266.php : accessed October 20, 2026), "Siemen Burgsma (1912-1986)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.