The temperature on May 5, 1909 was between 4.5 °C and 19.0 °C and averaged 12.7 °C. There was 13.4 hours of sunshine (89%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 23 » The AEA Silver Dart makes the first powered flight in Canada and the British Empire.
April 13 » The military of the Ottoman Empire reverses the Ottoman countercoup of 1909 to force the overthrow of Sultan Abdul Hamid II.
July 16 » Persian Constitutional Revolution: Mohammad Ali Shah Qajar is forced out as Shah of Persia and is replaced by his son Ahmad Shah Qajar.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
October 16 » William Howard Taft and Porfirio Díaz hold the first summit between a U.S. and a Mexican president. They narrowly escape assassination.
October 26 » An Jung-geun assassinates Japan's Resident-General of Korea.
Day of death April 9, 1978
The temperature on April 9, 1978 was between -0.1 °C and 11.6 °C and averaged 5.0 °C. There was 7.0 hours of sunshine (52%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. 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 8 » Proceedings of the United States Senate are broadcast on radio for the first time.
March 14 » The Israel Defense Forces launch Operation Litani, a seven-day campaign to invade and occupy southern Lebanon.
March 23 » The first UNIFIL troops arrived in Lebanon for peacekeeping mission along the Blue Line.
April 28 » President of Afghanistan, Mohammed Daoud Khan, is overthrown and assassinated in a coup led by pro-communist rebels.
May 3 » The first unsolicited bulk commercial email (which would later become known as "spam") is sent by a Digital Equipment Corporation marketing representative to every ARPANET address on the west coast of the United States.
June 28 » The United States Supreme Court, in Regents of the University of California v. Bakke bars quota systems in college admissions.
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/I167373.php : accessed December 30, 2025), "Hindrik Matheus Leichtenberg (1909-1978)".
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