The temperature on September 20, 1917 was between 13.4 °C and 19.7 °C and averaged 15.9 °C. There was 3.9 mm of rain. There was 3.9 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-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 5 » The Congress of the United States passes the Immigration Act of 1917 over President Woodrow Wilson's veto.
March 2 » The enactment of the Jones–Shafroth Act grants Puerto Ricans United States citizenship.
March 8 » The United States Senate votes to limit filibusters by adopting the cloture rule.
May 21 » The Great Atlanta fire of 1917 causes $5.5million in damages, destroying some 300 acres including 2,000 homes, businesses and churches, displacing about 10,000 people but leading to only one fatality (due to heart attack).
June 4 » The first Pulitzer Prizes are awarded: Laura E. Richards, Maude H. Elliott, and Florence Hall receive the first Pulitzer for biography (for Julia Ward Howe). Jean Jules Jusserand receives the first Pulitzer for history for his work With Americans of Past and Present Days. Herbert B. Swope receives the first Pulitzer for journalism for his work for the New York World.
June 28 » World War I: Greece joins the Allied powers.
Day of death May 9, 1999
The temperature on May 9, 1999 was between 10.6 °C and 21.3 °C and averaged 15.6 °C. There was 11.4 hours of sunshine (74%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 25 » A 6.0 magnitude earthquake hits western Colombia killing at least 1,000.
April 1 » Nunavut is established as a Canadian territory carved out of the eastern part of the Northwest Territories.
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.
July 31 » Discovery Program: Lunar Prospector: NASA intentionally crashes the spacecraft into the Moon, thus ending its mission to detect frozen water on the Moon's surface.
November 9 » TAESA Flight 725 crashes after takeoff from Uruapan International Airport in Uruapan, Michoacán, Mexico, killing all 18 people on board.
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/I118250.php : accessed February 15, 2026), "Frederik Willem Pieters (1917-1999)".
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