The temperature on April 25, 1916 was between 3.2 °C and 19.2 °C and averaged 12.7 °C. There was 12.3 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 27 » World War I: The British government passed a legislation that introduced conscription in the United Kingdom.
July 15 » In Seattle, Washington, William Boeing and George Conrad Westervelt incorporate Pacific Aero Products (later renamed Boeing).
July 19 » World War I: Battle of Fromelles: British and Australian troops attack German trenches as part of the Battle of the Somme.
August 16 » The Migratory Bird Treaty between Canada and the United States is signed.
September 27 » Iyasu V is proclaimed deposed as ruler of Ethiopia in a palace coup in favor of his aunt Zewditu.
November 30 » Costa Rica signs the Buenos Aires Convention, a copyright treaty.
Day of death December 19, 1988
The temperature on December 19, 1988 was between 5.0 °C and 10.9 °C and averaged 8.1 °C. There was 10.5 mm of rain during 8.2 hours. There was 0.7 hours of sunshine (9%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
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.
March 17 » Eritrean War of Independence: The Nadew Command, an Ethiopian army corps in Eritrea, is attacked on three sides by military units of the Eritrean People's Liberation Front in the opening action of the Battle of Afabet.
March 20 » Eritrean War of Independence: Having defeated the Nadew Command, the Eritrean People's Liberation Front enters the town of Afabet, victoriously concluding the Battle of Afabet.
April 14 » In a United Nations ceremony in Geneva, Switzerland, the Soviet Union signs an agreement pledging to withdraw its troops from Afghanistan.
September 18 » The 8888 Uprising in Myanmar comes to an end.
November 3 » Sri Lankan Tamil mercenaries attempt to overthrow the Maldivian government. At President Maumoon Abdul Gayoom's request, the Indian military suppresses the rebellion within 24 hours.
December 2 » Benazir Bhutto is sworn in as Prime Minister of Pakistan, becoming the first woman to head the government of an Islam-dominated state.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I110932.php : accessed October 18, 2026), "Johannes Ytsma (1916-1988)".
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