February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
October 11 » The Second Boer War erupts in South Africa between the British-ruled Cape Colony, and the Boer-ruled Transvaal and Orange Free State.
Day of marriage June 30, 1938
The temperature on June 30, 1938 was between 9.8 °C and 18.6 °C and averaged 13.8 °C. There was 0.6 mm of rain during 0.6 hours. There was 3.7 hours of sunshine (22%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 28 » The World Land Speed Record on a public road is broken by Rudolf Caracciola in the Mercedes-Benz W195 at a speed of 432.7 kilometres per hour (268.9mph).
February 18 » Second Sino-Japanese War: During the Nanking Massacre, the Nanking Safety Zone International Committee is renamed "Nanking International Rescue Committee", and the safety zone in place for refugees falls apart.
April 30 » The animated cartoon short Porky's Hare Hunt debuts in movie theaters, introducing Happy Rabbit, an early version of Bugs Bunny.
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
October 10 » Abiding by the Munich Agreement, Czechoslovakia completes its withdrawal from the Sudetenland.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
Day of death May 28, 1972
The temperature on May 28, 1972 was between 9.1 °C and 13.7 °C and averaged 11.3 °C. There was 5.7 mm of rain during 4.6 hours. There was 1.6 hours of sunshine (10%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
January 10 » Sheikh Mujibur Rahman returns to the newly independent Bangladesh as president after spending over nine months in prison in Pakistan.
March 20 » The Troubles: The first Provisional IRA car bombing in Belfast kills seven people and injures 148 others in Northern Ireland.
April 16 » Apollo program: The launch of Apollo 16 from Cape Canaveral, Florida.
May 6 » Deniz Gezmiş, Yusuf Aslan and Hüseyin İnan are executed in Ankara after being convicted of attempting to overthrow the Constitutional order.
December 13 » Apollo program: Eugene Cernan and Harrison Schmitt begin the third and final extra-vehicular activity (EVA) or "Moonwalk" of Apollo 17. To date they are the last humans to set foot on the Moon.
December 30 » Vietnam War: The United States halts heavy bombing of North Vietnam.
When copying data from this family tree, please include a reference to the origin: Klaas Konjer, "Family tree Konjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-konjer/I2123.php : accessed March 11, 2026), "Klaas Werkman (1899-1972)".
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