The temperature on May 21, 1937 was between 8.8 °C and 21.2 °C and averaged 15.5 °C. There was 5.6 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
May 28 » Volkswagen, the German automobile manufacturer is founded.
May 30 » Memorial Day massacre: Chicago police shoot and kill ten labor demonstrators.
June 14 » U.S. House of Representatives passes the Marihuana Tax Act.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
December 16 » Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.
Day of death June 29, 1981
The temperature on June 29, 1981 was between 9.0 °C and 12.6 °C and averaged 11.3 °C. There was 8.4 mm of rain during 10.1 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
April 11 » A massive riot in Brixton, south London results in almost 300 police injuries and 65 serious civilian injuries.
May 25 » In Riyadh, the Gulf Cooperation Council is created between Bahrain, Kuwait, Oman, Qatar, Saudi Arabia and the United Arab Emirates.
September 15 » The John Bull becomes the oldest operable steam locomotive in the world when the Smithsonian Institution operates it under its own power outside Washington, D.C.
October 6 » Egyptian President Anwar Sadat is murdered by Islamic extremists.
November 23 » Iran–Contra affair: Ronald Reagan signs the top secret National Security Decision Directive 17 (NSDD-17), giving the Central Intelligence Agency the authority to recruit and support Contra rebels in Nicaragua.
December 31 » A coup d'état in Ghana removes President Hilla Limann's PNP government and replaces it with the Provisional National Defence Council led by Flight lieutenant Jerry Rawlings.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I13400.php : accessed February 3, 2026), "Rudolph Hercules Dreyer (1937-1981)".
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