The temperature on December 2, 1916 was between -1.7 °C and 2.4 °C and averaged 0.7 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
April 20 » The Chicago Cubs play their first game at Weeghman Park (currently Wrigley Field), defeating the Cincinnati Reds 7–6 in 11 innings.
June 1 » Louis Brandeis becomes the first Jew appointed to the United States Supreme Court.
July 1 » World War I: First day on the Somme: On the first day of the Battle of the Somme 19,000 soldiers of the British Army are killed and 40,000 wounded.
July 22 » Preparedness Day Bombing: In San Francisco, a bomb explodes on Market Street during a parade, killing ten and injuring 40.
August 14 » Romania declares war on Austria-Hungary.
September 6 » The first self-service grocery store Piggly Wiggly was opened in Memphis, Tennessee by Clarence Saunders.
Day of death June 22, 1943
The temperature on June 22, 1943 was between 6.8 °C and 21.6 °C and averaged 15.6 °C. There was 0.1 mm of rain. There was 9.7 hours of sunshine (58%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-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.
April 13 » The Jefferson Memorial is dedicated in Washington, D.C., on the 200th anniversary of President Thomas Jefferson's birth.
June 20 » The Detroit race riot breaks out and continues for three more days.
July 19 » World War II: Rome is heavily bombed by more than 500 Allied aircraft, inflicting thousands of casualties.
August 17 » World War II: The Royal Air Force begins Operation Hydra, the first air raid of the Operation Crossbow strategic bombing campaign against Germany's V-weapon program.
August 27 » World War II: Japanese forces evacuate New Georgia Island in the Pacific Theater of Operations during World War II.
December 28 » World War II: After eight days of brutal house-to-house fighting, the Battle of Ortona concludes with the victory of the 1st Canadian Infantry Division over the German 1st Parachute Division and the capture of the Italian town of Ortona.
When copying data from this family tree, please include a reference to the origin: Dirk Zwinderman, "Family tree Zwinderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zwinderman/I5628.php : accessed February 14, 2026), "Roelof Zwinderman (1916-1943)".
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