The temperature on April 30, 1955 was between 10.9 °C and 19.7 °C and averaged 14.9 °C. There was 9.6 mm of rain during 1.9 hours. There was 8.8 hours of sunshine (59%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
April 12 » The polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective.
May 2 » Tennessee Williams wins the Pulitzer Prize for Drama for Cat on a Hot Tin Roof.
May 25 » First ascent of Mount Kangchenjunga: A British expedition led by Charles Evans, Joe Brown and George Band reaches the summit of the third-highest mountain in the world (8,586 meters); Norman Hardie and Tony Streather join them the following day.
September 16 » A Zulu-class submarine becomes the first to launch a ballistic missile.
September 20 » The Treaty on Relations between the USSR and the GDR is signed.
October 26 » After the last Allied troops have left the country, and following the provisions of the Austrian Independence Treaty, Austria declares that it will never join a military alliance.
Day of death December 29, 2018
The temperature on December 29, 2018 was between 5.4 °C and 10.9 °C and averaged 7.9 °C. There was 0.4 mm of rain during 1.1 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 14 » A shooting at Marjory Stoneman Douglas High School in Parkland, Florida is one of the deadliest school massacres with 17 fatalities and 15 injuries.
February 14 » Jacob Zuma resigns as President of South Africa.
May 9 » The historic defeat for Barisan Nasional, the governing coalition of Malaysia since the country's independence in 1957 in 2018 Malaysian general election.
September 20 » At least 161 people die after a ferry capsized close to the pier on Ukara Island in Lake Victoria and part of Tanzania.
September 28 » The 7.5 Mw 2018 Sulawesi earthquake, which triggered a large tsunami, leaves 4,340 dead and 10,679 injured.
November 26 » The robotic probe Insight lands on Elysium Planitia, Mars.
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/I598.php : accessed August 27, 2026), "Rony van Landeghem (1955-2018)".
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