January 23 » The Malolos Constitution is inaugurated, establishing the First Philippine Republic. Emilio Aguinaldo is sworn in as its first President.
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 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
December 2 » Philippine–American War: The Battle of Tirad Pass, termed "The Filipino Thermopylae", is fought.
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
March 12 » Anschluss: German troops occupy and absorb Austria.
May 25 » Spanish Civil War: The bombing of Alicante kills 313 people.
October 5 » In Nazi Germany, Jews' passports are invalidated.
November 1 » Seabiscuit defeats War Admiral in an upset victory during a match race deemed "the match of the century" in horse racing.
November 14 » The Lions Gate Bridge, connecting Vancouver to the North Shore region, opens to traffic.
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 13 » Prime Minister Kofi Abrefa Busia and President Edward Akufo-Addo of Ghana are ousted in a bloodless military coup by Colonel Ignatius Kutu Acheampong.
May 15 » The Ryukyu Islands, under U.S. military governance since its conquest in 1945, reverts to Japanese control.
July 19 » Dhofar Rebellion: British SAS units help the Omani government against Popular Front for the Liberation of Oman rebels in the Battle of Mirbat.
August 11 » Vietnam War: The last United States ground combat unit leaves South Vietnam.
September 9 » In Kentucky's Mammoth Cave National Park, a Cave Research Foundation exploration and mapping team discovers a link between the Mammoth and Flint Ridge cave systems, making it the longest known cave passageway in the world.
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 February 15, 2026), "Klaas Werkman (1899-1972)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.