May 1 » Spanish–American War: Battle of Manila Bay: The Asiatic Squadron of the United States Navy destroys the Pacific Squadron of the Spanish Navy after a seven-hour battle. Spain loses all seven of its ships, and 381 Spanish sailors die. There are no American vessel losses or combat deaths.
June 17 » The United States Navy Hospital Corps is established.
July 7 » US President William McKinley signs the Newlands Resolution annexing Hawaii as a territory of the United States.
July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
September 2 » Battle of Omdurman: British and Egyptian troops defeat Sudanese tribesmen and establish British dominance in Sudan.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage November 17, 1926
The temperature on November 17, 1926 was between 7.3 °C and 12.5 °C and averaged 9.9 °C. There was 3.2 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 26 » The first demonstration of the television by John Logie Baird.
April 21 » Al-Baqi cemetery, former site of the mausoleum of four Shi'a Imams, is leveled to the ground by Wahhabis.
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
June 14 » Brazil leaves the League of Nations.
August 6 » In New York City, the Warner Bros.' Vitaphone system premieres with the movie Don Juan starring John Barrymore.
October 31 » Last issue of the independent Italian newspaper Il Mondo, thereafter suppressed by the Mussolini regime
Day of death June 13, 1980
The temperature on June 13, 1980 was between 15.5 °C and 27.7 °C and averaged 21.5 °C. There was -0.1 mm of rain. There was 8.5 hours of sunshine (51%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
January 25 » Mother Teresa is honored with India's highest civilian award, the Bharat Ratna.
March 23 » Archbishop Óscar Romero of El Salvador gives his famous speech appealing to men of the El Salvadoran armed forces to stop killing the Salvadorans.
July 19 » Opening of the Summer Olympics in Moscow.
July 24 » The Quietly Confident Quartet of Australia wins the men's 4 x 100 metre medley relay at the Moscow Olympics, the only time the United States has not won the event at Olympic level.
July 30 » Israel's Knesset passes the Jerusalem Law.
September 30 » Ethernet specifications are published by Xerox working with Intel and Digital Equipment Corporation.
Day of burial June 17, 1980
The temperature on June 17, 1980 was between 11.1 °C and 18.3 °C and averaged 13.3 °C. There was 8.2 mm of rain during 2.7 hours. There was 2.2 hours of sunshine (13%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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.
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/I21179.php : accessed February 17, 2026), "Brant Sijbesma (1898-1980)".
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