April 17 » The Treaty of Shimonoseki between China and Japan is signed. This marks the end of the First Sino-Japanese War, and the defeated Qing Empire is forced to renounce its claims on Korea and to concede the southern portion of the Fengtien province, Taiwan and the Pescadores Islands to Japan.
May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.
June 20 » The Kiel Canal, crossing the base of the Jutland peninsula and the busiest artificial waterway in the world, is officially opened.
June 27 » The inaugural run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City, the first U.S. passenger train to use electric locomotives.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
Day of death April 30, 1988
The temperature on April 30, 1988 was between 5.4 °C and 20.7 °C and averaged 13.5 °C. There was 6.3 hours of sunshine (43%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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.
April 10 » The Ojhri Camp explosion kills or injures more than 1,000 people in Rawalpindi and Islamabad, Pakistan.
April 14 » In a United Nations ceremony in Geneva, Switzerland, the Soviet Union signs an agreement pledging to withdraw its troops from Afghanistan.
May 8 » A fire at Illinois Bell's Hinsdale Central Office triggers an extended 1AESS network outage once considered to be the "worst telecommunications disaster in US telephone industry history".
July 8 » The Island Express train travelling from Bangalore to Kanyakumari derails on the Peruman bridge and falls into Ashtamudi Lake, killing 105 passengers and injuring over 200 more.
October 12 » Two officers of the Victoria Police are gunned down execution-style in the Walsh Street police shootings, Australia.
When copying data from this family tree, please include a reference to the origin: Roelf Schrik, "Family tree Leemborg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-leemborg/I1192.php : accessed February 7, 2026), "Folchert Oudekerk (1895-1988)".
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