The temperature on May 21, 1884 was about 9.9 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 81%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 4 » The Fabian Society is founded in London, United Kingdom.
May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
May 31 » The arrival at Plymouth of Tāwhiao, King of Maoris, to claim the protection of Queen Victoria.
July 5 » Germany takes possession of Cameroon.
August 5 » The cornerstone for the Statue of Liberty is laid on Bedloe's Island (now Liberty Island) in New York Harbor.
October 6 » The Naval War College of the United States is founded in Rhode Island.
Day of marriage May 7, 1942
The temperature on May 7, 1942 was between 5.5 °C and 18.6 °C and averaged 11.8 °C. There was 11.1 hours of sunshine (73%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 23 » World War II: The Battle of Rabaul commences Japan's invasion of Australia's Territory of New Guinea.
May 12 » World War II: Second Battle of Kharkov: In eastern Ukraine, Red Army forces under Marshal Semyon Timoshenko launch a major offensive from the Izium bridgehead, only to be encircled and destroyed by the troops of Army Group South two weeks later.
July 6 » Anne Frank and her family go into hiding in the "Secret Annexe" above her father's office in an Amsterdam warehouse.
September 21 » The Holocaust in Ukraine: On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaitsi to Bełżec extermination camp.
November 28 » In Boston, Massachusetts, a fire in the Cocoanut Grove nightclub kills 492 people.
December 16 » The Holocaust: Schutzstaffel chief Heinrich Himmler orders that Roma candidates for extermination be deported to Auschwitz.
Day of death June 20, 1972
The temperature on June 20, 1972 was between 7.7 °C and 17.7 °C and averaged 13.2 °C. There was 7.2 hours of sunshine (43%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
March 22 » The United States Congress sends the Equal Rights Amendment to the states for ratification.
April 25 » Vietnam War: Nguyen Hue Offensive: The North Vietnamese 320th Division forces 5,000 South Vietnamese troops to retreat and traps about 2,500 others northwest of Kontum.
May 30 » In Ben Gurion Airport (at the time: Lod Airport), Israel, members of the Japanese Red Army carry out the Lod Airport massacre, killing 24 people and injuring 78 others.
June 20 » Watergate scandal: An 18½-minute gap appears in the tape recording of the conversations between U.S. President Richard Nixon and his advisers regarding the recent arrests of his operatives while breaking into the Watergate complex.
September 1 » In Reykjavík, Iceland, American Bobby Fischer beats Russian Boris Spassky to become the world chess champion.
October 13 » Uruguayan Air Force Flight 571 crashes in the Andes mountains. 28 survive the crash. All but 16 succumb before rescue on December 23.
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/I57306.php : accessed October 10, 2026), "Roelfke van der Zaag (1884-1972)".
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