The temperature on May 21, 1941 was between 5.6 °C and 15.3 °C and averaged 10.7 °C. There was 1.5 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
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.
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 6 » World War II: Nazi Germany launches Operation 25 (the invasion of Kingdom of Yugoslavia) and Operation Marita (the invasion of Greece).
June 26 » World War II: Soviet planes bomb Kassa, Hungary (now Košice, Slovakia), giving Hungary the impetus to declare war the next day.
September 20 » The Holocaust in Lithuania: Lithuanian Nazis and local police murder 403 Jews in Nemenčinė.
September 27 » The SSPatrick Henry is launched, becoming the first of more than 2,700 Liberty ships.
December 7 » World War II: Attack on Pearl Harbor: The Imperial Japanese Navy carries out a surprise attack on the United States Pacific Fleet and its defending Army and Marine air forces at Pearl Harbor, Hawaii. (For Japan's near-simultaneous attacks on Eastern Hemisphere targets, see December 8.)
December 14 » World War II: Japan signs a treaty of alliance with Thailand.
When copying data from this family tree, please include a reference to the origin: Coos van Spijk, "Family tree of Spijk and her many ancestors", database, Genealogy Online (https://www.genealogieonline.nl/van-spijk-stamboom/I99757.php : accessed February 27, 2026), "OG van der Plas (1941-1941)".
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