March 16 » In Melbourne the representatives of five colonies adopted a constitution, which would become the basis of the Commonwealth of Australia.
June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
June 27 » The first solo circumnavigation of the globe is completed by Joshua Slocum from Briar Island, Nova Scotia.
September 2 » Battle of Omdurman: British and Egyptian troops defeat Sudanese tribesmen and establish British dominance in Sudan.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
November 5 » Negrese nationalists revolt against Spanish rule and establish the short-lived Republic of Negros.
Day of death February 20, 1973
The temperature on February 20, 1973 was between 5.2 °C and 8.6 °C and averaged 7.0 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
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.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 8 » Soviet space mission Luna 21 is launched.
March 25 » Ireland gets a new newspaper called Sunday World.
May 25 » In protest against the dictatorship in Greece, the captain and crew on Greek naval destroyer Velos mutiny and refuse to return to Greece, instead anchoring at Fiumicino, Italy.
May 29 » Tom Bradley is elected the first black mayor of Los Angeles, California.
July 28 » Summer Jam at Watkins Glen: Nearly 600,000 people attend a rock festival at the Watkins Glen International Raceway.
November 1 » The Indian state of Mysore is renamed as Karnataka to represent all the regions within Karunadu.
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/I474282.php : accessed February 12, 2026), "Jacob Mondria (1898-1973)".
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