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 11 » Fiat founded by Giovanni Agnelli in Turin, Italy.
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.
December 11 » Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
Day of death December 18, 1991
The temperature on December 18, 1991 was between 4.9 °C and 9.0 °C and averaged 6.7 °C. There was 6.6 mm of rain during 2.4 hours. There was 2.4 hours of sunshine (31%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 29 » Gulf War: The Battle of Khafji, the first major ground engagement of the war, as well as its deadliest, begins.
February 13 » Gulf War: Two laser-guided "smart bombs" destroy the Amiriyah shelter in Baghdad. Allied forces said the bunker was being used as a military communications outpost, but over 400 Iraqi civilians inside were killed.
July 31 » The United States and Soviet Union both sign the START I Strategic Arms Reduction Treaty, the first to reduce (with verification) both countries' stockpiles.
August 25 » Linus Torvalds announces the first version of what will become Linux.
September 8 » The Republic of Macedonia becomes independent.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I506653.php : accessed January 18, 2026), "Marten Piersma (1899-1991)".
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