February 9 » The Davis Cup competition is established.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
May 18 » The United Kingdom proclaims a protectorate over Tonga.
June 5 » Second Boer War: British soldiers take Pretoria.
July 9 » The Governor of Shanxi province in North China orders the execution of 45 foreign Christian missionaries and local church members, including children.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death July 9, 1943
The temperature on July 9, 1943 was between 6.3 °C and 18.1 °C and averaged 13.2 °C. There was 1.0 mm of rain during 1.7 hours. There was 6.2 hours of sunshine (38%). 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.
January 15 » The Pentagon is dedicated in Arlington, Virginia.
February 9 » World War II: Allied authorities declare Guadalcanal secure after Imperial Japan evacuates its remaining forces from the island, ending the Battle of Guadalcanal.
May 30 » The Holocaust: Josef Mengele becomes chief medical officer of the Zigeunerfamilienlager (Romani family camp) at Auschwitz concentration camp.
November 16 » World War II: American bombers strike a hydro-electric power facility and heavy water factory in German-controlled Vemork, Norway.
November 19 » Holocaust: Nazis liquidate Janowska concentration camp in Lemberg (Lviv), western Ukraine, murdering at least 6,000 Jews after a failed uprising and mass escape attempt.
December 4 » World War II: U.S. President Franklin D. Roosevelt closes down the Works Progress Administration, because of the high levels of wartime employment in the United States.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I589431.php : accessed February 4, 2026), "Hanna van der HOEK (1900-1943)".
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