June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 6 » Kiowa land in Oklahoma is opened for white settlement, effectively dissolving the contiguous reservation.
September 2 » Vice President of the United States Theodore Roosevelt utters the famous phrase, "Speak softly and carry a big stick" at the Minnesota State Fair.
September 17 » Second Boer War: A Boer column defeats a British force at the Battle of Blood River Poort.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
November 18 » Britain and the United States sign the Hay–Pauncefote Treaty, which nullifies the Clayton–Bulwer Treaty and withdraws British objections to an American-controlled canal in Panama.
Day of marriage June 12, 1920
The temperature on June 12, 1920 was between 11.2 °C and 26.2 °C and averaged 19.2 °C. There was 12.7 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 28 » Palm Sunday tornado outbreak of 1920 affects the Great Lakes region and Deep South states.
May 5 » Authorities arrest Nicola Sacco and Bartolomeo Vanzetti for alleged robbery and murder.
May 9 » Polish–Soviet War: The Polish army under General Edward Rydz-Śmigły celebrates its capture of Kiev with a victory parade on Khreshchatyk.
July 12 » The Soviet–Lithuanian Peace Treaty is signed, by which Soviet Russia recognizes the independence of Lithuania.
August 11 » The Latvian–Soviet Peace Treaty, which relinquished Russia's authority and pretenses to Latvia, is signed, ending the Latvian War of Independence.
December 22 » The GOELRO economic development plan is adopted by the 8th Congress of Soviets of the Russian SFSR.
Day of death June 30, 1972
The temperature on June 30, 1972 was between 9.6 °C and 15.0 °C and averaged 12.0 °C. There was 2.5 mm of rain during 4.2 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
January 30 » Pakistan leaves the Commonwealth of Nations in protest of its recognition of breakaway Bangladesh.
May 21 » Michelangelo's Pietà in St. Peter's Basilica in Rome is damaged by a vandal, the mentally disturbed Hungarian geologist Laszlo Toth.
July 1 » The first Gay pride march in England takes place.
September 6 » Munich massacre: Nine Israeli athletes die (along with a German policeman) at the hands of the Palestinian "Black September" terrorist group after being taken hostage at the Munich Olympic Games. Two other Israeli athletes were slain in the initial attack the previous day.
November 23 » The Soviet Union makes its final attempt at successfully launching the N1 rocket.
Day of burial July 4, 1972
The temperature on July 4, 1972 was between 14.0 °C and 21.5 °C and averaged 16.9 °C. There was -0.1 mm of rain. There was 4.8 hours of sunshine (29%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
February 21 » United States President Richard Nixon visits the People's Republic of China to normalize Sino-American relations.
May 15 » In Laurel, Maryland, Arthur Bremer shoots and paralyzes Alabama Governor George Wallace while he is campaigning to become president.
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.
November 7 » US President Richard Nixon is re-elected President.
November 29 » Atari releases Pong, the first commercially successful video game.
When copying data from this family tree, please include a reference to the origin: Arie Pool, "Family tree Pool", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-pool/I0010.php : accessed February 9, 2026), "Gooitske Niezing (1901-1972)".
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