The temperature on May 12, 1970 was between 10.8 °C and 20.1 °C and averaged 14.7 °C. There was 9.2 hours of sunshine (59%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
March 5 » The Treaty on the Non-Proliferation of Nuclear Weapons goes into effect after ratification by 43 nations.
July 23 » Qaboos bin Said al Said becomes Sultan of Oman after overthrowing his father, Said bin Taimur initiating massive reforms, modernization programs and end to a decade long civil war.
August 9 » LANSA Flight 502 crashes after takeoff from Alejandro Velasco Astete International Airport in Cusco, Peru, killing 99 of the 100 people on board, as well as two people on the ground.
August 17 » Venera program: Venera 7 launched. It will later become the first spacecraft to successfully transmit data from the surface of another planet (Venus).
August 26 » A new feminist movement leads a nationwide Women's Strike for Equality.
September 19 » Michael Eavis hosts the first Glastonbury Festival.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I166320.php : accessed February 19, 2026), "Markus Johannes Nicolaas Vissers (1970-± 2011)".
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