January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
May 29 » N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death June 19, 1942
The temperature on June 19, 1942 was between 7.6 °C and 15.3 °C and averaged 11.7 °C. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. 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 2 » The Osvald Group is responsible for the first, active event of anti-Nazi resistance in Norway, to protest the inauguration of Vidkun Quisling.
March 29 » The Bombing of Lübeck in World War II is the first major success for the RAF Bomber Command against Germany and a German city.
April 23 » World War II: Baedeker Blitz: German bombers hit Exeter, Bath and York in retaliation for the British raid on Lübeck.
May 9 » Holocaust: The SS executes 588 Jewish residents of the Podolian town of Zinkiv (Khmelnytska oblast, Ukraine). The Zoludek Ghetto (in Belarus) is destroyed and all its inhabitants executed or deported.
September 21 » The Holocaust in Ukraine: On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaitsi to Bełżec extermination camp.
October 6 » World War II: American troops force the Japanese from their positions east of the Matanikau River on Guadalcanal.
When copying data from this family tree, please include a reference to the origin: Ton Dicker, "Dicker family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dicker/I1452.php : accessed January 8, 2026), "Johannes Wilhelmus Gerritsen (1900-1942)".
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