The temperature on October 12, 1917 was between 3.4 °C and 12.6 °C and averaged 7.6 °C. There was 10.6 mm of rain. There was 3.1 hours of sunshine (28%). The average windspeed was 4 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 3 » First World War: The American entry into World War I begins when diplomatic relations with Germany are severed due to its unrestricted submarine warfare.
May 19 » The Norwegian football club Rosenborg BK is founded.
July 17 » King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor.
August 28 » Ten Suffragettes are arrested while picketing the White House.
August 30 » Vietnamese prison guards led by Trịnh Văn Cấn mutiny at the Thái Nguyên penitentiary against local French authority.
September 14 » The Russian Empire is formally replaced by the Russian Republic.
Day of marriage June 12, 1943
The temperature on June 12, 1943 was between 9.3 °C and 18.5 °C and averaged 14.7 °C. There was 1.6 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
February 19 » World War II: Battle of Kasserine Pass in Tunisia begins.
April 13 » The Jefferson Memorial is dedicated in Washington, D.C., on the 200th anniversary of President Thomas Jefferson's birth.
May 22 » Joseph Stalin disbands the Comintern.
June 12 » The Holocaust: Germany liquidates the Jewish Ghetto in Brzeżany, Poland (now Berezhany, Ukraine). Around 1,180 Jews are led to the city's old Jewish graveyard and shot.
August 2 » World War II: The Motor Torpedo Boat PT-109 is rammed by the Japanese destroyer Amagiri and sinks. Lt. John F. Kennedy, future U.S. president, saves all but two of his crew.
November 15 » The Holocaust: German SS leader Heinrich Himmler orders that Gypsies are to be put "on the same level as Jews and placed in concentration camps".
Day of death October 20, 1990
The temperature on October 20, 1990 was between 10.3 °C and 18.8 °C and averaged 13.3 °C. There was 2.4 hours of sunshine (23%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 7 » Iran–Contra affair: John Poindexter is found guilty of five charges for his part in the scandal (the conviction is later reversed on appeal).
April 23 » Namibia becomes the 160th member of the United Nations and the 50th member of the Commonwealth of Nations.
July 2 » In the 1990 Mecca tunnel tragedy, 1,400 Muslim pilgrims are suffocated to death and trampled upon in a pedestrian tunnel leading to the holy city of Mecca.
July 6 » The Electronic Frontier Foundation is founded.
August 10 » The Magellan space probe reaches Venus.
December 22 » Lech Wałęsa is elected President of Poland.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I63576.php : accessed February 17, 2026), "Jan Wolters (1917-1990)".
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