January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
June 9 » Indian nationalist Birsa Munda dies of cholera in a British prison.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death April 22, 1978
The temperature on April 22, 1978 was between 5.5 °C and 14.8 °C and averaged 9.5 °C. There was 6.6 hours of sunshine (46%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the ??. 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 16 » The first computer bulletin board system is created (CBBS in Chicago).
March 28 » The US Supreme Court hands down 5–3 decision in Stump v. Sparkman, a controversial case involving involuntary sterilization and judicial immunity.
May 25 » The first of a series of bombings orchestrated by the Unabomber detonates at Northwestern University resulting in minor injuries.
June 25 » The rainbow flag representing gay pride is flown for the first time during the San Francisco Gay Freedom Day Parade.
July 1 » The Northern Territory in Australia is granted self-government.
August 22 » The Sandinista National Liberation Front (FLSN) occupies national palace in Nicaragua.
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/I5718.php : accessed September 23, 2026), "Maria Paulina van Boom (1900-1978)".
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