February 14 » British forces begin the Battle of the Tugela Heights in an effort to lift the Siege of Ladysmith.
April 30 » Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
June 5 » Second Boer War: British soldiers take Pretoria.
August 3 » The Firestone Tire and Rubber Company is founded.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death May 19, 1943
The temperature on May 19, 1943 was between 3.9 °C and 21.2 °C and averaged 13.6 °C. There was 14.3 hours of sunshine (90%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
March 22 » World War II: The entire village of Khatyn (in what is the present-day Republic of Belarus) is burnt alive by Schutzmannschaft Battalion 118.
April 18 » World War II: Operation Vengeance, Admiral Isoroku Yamamoto is killed when his aircraft is shot down by U.S. fighters over Bougainville Island.
August 2 » World War II: The Motor Torpedo Boat PT-109 is rammed by the Japanese destroyer Amagiri and sinks. Lt. John F. Kennedy, future U.S. president, saves all but two of his crew.
August 27 » World War II: Aerial bombardment by the Luftwaffe razes to the ground the village of Vorizia in Crete.
October 14 » World War II: Prisoners at the Sobibór extermination camp in Poland revolt against the Germans.
October 17 » Nazi Holocaust in Poland: Sobibór extermination camp is closed.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17072.php : accessed January 14, 2026), "Susanna Johanna Groenewald (1900-1943)".
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