The temperature on February 21, 1915 was between -0.5 °C and 7.8 °C and averaged 3.2 °C. There was 4.1 hours of sunshine (40%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
February 8 » D. W. Griffith's controversial film The Birth of a Nation premieres in Los Angeles.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
July 16 » Henry James becomes a British citizen to highlight his commitment to Britain during the first World War.
October 12 » World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage July 7, 1944
The temperature on July 7, 1944 was between 14.7 °C and 25.9 °C and averaged 19.2 °C. There was 2.4 mm of rain during 0.8 hours. There was 7.7 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
June 22 » World War II: Opening day of the Soviet Union's Operation Bagration against the Army Group Centre.
July 6 » Jackie Robinson refuses to move to the back of a bus, leading to a court-martial.
July 17 » Port Chicago disaster: Near the San Francisco Bay, two ships laden with ammunition for the war explode in Port Chicago, California, killing 320.
August 2 » ASNOM: Birth of the Socialist Republic of Macedonia, celebrated as Day of the Republic in North Macedonia.
August 12 » Waffen-SS troops massacre 560 people in Sant'Anna di Stazzema.
October 21 » World War II: The city of Aachen falls to American forces after three weeks of fighting, making it the first German city to fall to the Allies.
Day of death September 17, 1974
The temperature on September 17, 1974 was between 14.1 °C and 19.9 °C and averaged 16.3 °C. There was -0.1 mm of rain. There was 2.2 hours of sunshine (17%). The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south. Source: KNMI
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 6 » In response to the 1973 oil crisis, daylight saving time commences nearly four months early in the United States.
February 12 » Aleksandr Solzhenitsyn, winner of the Nobel Prize in Literature in 1970, is exiled from the Soviet Union.
February 22 » Samuel Byck attempts to hijack an aircraft at Baltimore/Washington International Airport with the intention of crashing it into the White House to assassinate Richard Nixon, but is killed by police.
March 8 » Charles de Gaulle Airport opens in Paris, France.
May 9 » Watergate scandal: The United States House Committee on the Judiciary opens formal and public impeachment hearings against President Richard Nixon.
December 22 » Grande Comore, Anjouan and Mohéli vote to become the independent nation of Comoros. Mayotte remains under French administration.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I197846.php : accessed January 31, 2026), "Petronella Antonia Kavelaars (1915-1974)".
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