The temperature on June 1, 1916 was between 8.0 °C and 20.5 °C and averaged 14.7 °C. There was 8.1 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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 21 » World War I: In France, the Battle of Verdun begins.
March 15 » United States President Woodrow Wilson sends 4,800 United States troops over the U.S.–Mexico border to pursue Pancho Villa.
June 10 » The Arab Revolt against the Ottoman Empire was declared by Hussein bin Ali, Sharif of Mecca.
August 14 » Romania declares war on Austria-Hungary.
August 28 » World War I: Germany declares war on Romania.
October 16 » Margaret Sanger opens the first family planning clinic in the United States.
Day of marriage March 14, 1940
The temperature on March 14, 1940 was between -1.9 °C and 5.9 °C and averaged 0.5 °C. There was 26.8 mm of rain during 13.7 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 28 » Basketball is televised for the first time (Fordham University vs. the University of Pittsburgh in Madison Square Garden).
March 16 » First person killed (James Isbister) in a German bombing raid on the UK in World War II during a raid on Scapa Flow in the Orkney Islands.
August 20 » In Mexico City, exiled Russian revolutionary Leon Trotsky is fatally wounded with an ice axe by Ramón Mercader. He dies the next day.
October 25 » Benjamin O. Davis Sr. is named the first African American general in the United States Army.
November 5 » Franklin D. Roosevelt is the first and only President of the United States to be elected to a third term.
November 12 » World War II: The Battle of Gabon ends as Free French Forces take Libreville, Gabon, and all of French Equatorial Africa from Vichy French forces.
Day of death February 27, 1999
The temperature on February 27, 1999 was between 4.7 °C and 7.0 °C and averaged 5.8 °C. There was 1.9 mm of rain during 3.1 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 14 » A severe hailstorm strikes Sydney, Australia causing A$2.3billion in insured damages, the most costly natural disaster in Australian history.
May 2 » Panamanian general election, 1999: Mireya Moscoso becomes the first woman to be elected President of Panama.
August 17 » The 7.6 Mw İzmit earthquake shakes northwestern Turkey with a maximum Mercalli intensity of IX (Violent), leaving 17,118–17,127 dead and 43,953–50,000 injured.
September 14 » Kiribati, Nauru and Tonga join the United Nations.
November 25 » A 5-year-old Cuban boy, Elian Gonzalez, is rescued by fishermen while floating in an inner tube off the Florida coast.
December 31 » The first President of Russia, Boris Yeltsin, resigns from office, leaving Prime Minister Vladimir Putin as the acting President and successor.
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/I189781.php : accessed December 29, 2025), "Roelf Koets (1916-1999)".
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.