The temperature on August 21, 1912 was between 10.5 °C and 15.5 °C and averaged 13.1 °C. There was 5.8 mm of rain. There was 7.0 hours of sunshine (49%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of marriage May 4, 1938
The temperature on May 4, 1938 was between 3.4 °C and 15.6 °C and averaged 10.2 °C. There was 13.4 hours of sunshine (89%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 11 » BBC Television produces the world's first ever science fiction television programme, an adaptation of a section of the Karel Čapek play R.U.R., that coined the term "robot".
March 3 » Oil is discovered in Saudi Arabia.
June 7 » Second Sino-Japanese War: The Chinese Nationalist government creates the 1938 Yellow River flood to halt Japanese forces. Five hundred to nine hundred thousand civilians are killed.
July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
September 30 » The League of Nations unanimously outlaws "intentional bombings of civilian populations".
Day of death October 23, 1986
The temperature on October 23, 1986 was between 4.3 °C and 10.5 °C and averaged 7.3 °C. There was 4.0 mm of rain during 5.7 hours. There was 3.9 hours of sunshine (38%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 28 » Space Shuttle program: STS-51-L mission: Space Shuttle Challenger disintegrates after liftoff, killing all seven astronauts on board.
February 8 » Hinton train collision: Twenty-three people are killed when a VIA Rail passenger train collides with a 118-car Canadian National freight train near the town of Hinton, Alberta, west of Edmonton. It is the worst rail accident in Canada until the Lac-Mégantic, Quebec derailment in 2013 which killed forty-seven people.
March 7 » Challenger Disaster: Divers from the USSPreserver locate the crew cabin of Challenger on the ocean floor.
April 15 » The United States launches Operation El Dorado Canyon, its bombing raids against Libyan targets in response to a discotheque bombing in West Germany that killed two U.S. servicemen.
September 23 » Houston Astros' Jim Deshaies sets a record, striking out the first eight batters he faces against the Los Angeles Dodgers.
November 21 » National Security Council member Oliver North and his secretary start to shred documents allegedly implicating them in the Iran–Contra affair.
When copying data from this family tree, please include a reference to the origin: Wim Ackermans, "Family tree Ackermans", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ackermans/I2415.php : accessed March 16, 2026), "Adrianus Leonardus Schilderman (1912-1986)".
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