April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
May 25 » Playwright, poet and novelist Oscar Wilde is convicted of "committing acts of gross indecency with other male persons" and sentenced to serve two years in prison.
August 31 » German Count Ferdinand von Zeppelin patents his navigable balloon.
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.
October 8 » Korean Empress Myeongseong is assassinated by Japanese infiltrators.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of death March 15, 1978
The temperature on March 15, 1978 was between 5.7 °C and 10.8 °C and averaged 7.9 °C. There was 4.1 mm of rain during 3.4 hours. There was 2.8 hours of sunshine (24%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 19 » Egyptian forces raid Larnaca International Airport in an attempt to intervene in a hijacking, without authorisation from the Republic of Cyprus authorities. The Cypriot National Guard and Police forces kill 15 Egyptian commandos and destroy the Egyptian C-130 transport plane in open combat.
May 1 » Japan's Naomi Uemura, travelling by dog sled, becomes the first person to reach the North Pole alone.
June 22 » Charon, the first of Pluto's satellites to be discovered, was first seen at the United States Naval Observatory by James W. Christy.
June 26 » Air Canada Flight 189, flying to Toronto, overruns the runway and crashes into the Etobicoke Creek ravine. Two of the 107 passengers on board perish.
September 7 » While walking across Waterloo Bridge in London, Bulgarian dissident Georgi Markov is assassinated by Bulgarian secret police agent Francesco Gullino by means of a ricin pellet fired from a specially-designed umbrella.
December 11 » The Lufthansa heist is committed by a group led by Lucchese family associate Jimmy Burke. It was the largest cash robbery ever committed on American soil, at that time.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I10980.php : accessed February 8, 2026), "Maria Ludovica Polfliet (1895-1978)".
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