February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage July 13, 1929
The temperature on July 13, 1929 was between 11.1 °C and 20.8 °C and averaged 16.5 °C. There was 12.8 hours of sunshine (78%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 6 » Mother Teresa arrives by sea in Calcutta, India, to begin her work among India's poorest and sick people.
April 8 » Indian independence movement: At the Delhi Central Assembly, Bhagat Singh and Batukeshwar Dutt throw handouts and bombs to court arrest.
June 7 » The Lateran Treaty is ratified, bringing Vatican City into existence.
June 17 » The town of Murchison, New Zealand Is rocked by a 7.8 magnitude earthquake killing 17. At the time it was New Zealand's worst natural disaster.
July 24 » The Kellogg–Briand Pact, renouncing war as an instrument of foreign policy, goes into effect (it is first signed in Paris on August 27, 1928, by most leading world powers).
August 16 » The 1929 Palestine riots break out in Mandatory Palestine between Palestinian Arabs and Jews and continue until the end of the month. In total, 133 Jews and 116 Arabs are killed.
Day of death September 15, 1986
The temperature on September 15, 1986 was between 7.7 °C and 12.6 °C and averaged 9.3 °C. There was 7.0 mm of rain during 5.9 hours. There was -0.1 hours of sunshine (0%). 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 Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 7 » Twenty-eight years of one-family rule end in Haiti, when President Jean-Claude Duvalier flees the Caribbean nation.
April 15 » The United States launches Operation El Dorado Canyon, its bombing raids against Libyan targets in response to a discotheque bombing in West Germany that killed two U.S. servicemen.
April 25 » Mswati III is crowned King of Swaziland, succeeding his father Sobhuza II.
September 5 » Pan Am Flight 73 from Mumbai, India with 358 people on board is hijacked at Karachi International Airport.
November 3 » Iran–Contra affair: The Lebanese magazine Ash-Shiraa reports that the United States has been secretly selling weapons to Iran in order to secure the release of seven American hostages held by pro-Iranian groups in Lebanon.
December 23 » Voyager, piloted by Dick Rutan and Jeana Yeager, lands at Edwards Air Force Base in California becoming the first aircraft to fly non-stop around the world without aerial or ground refueling.
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/I22646.php : accessed February 16, 2026), "Jan Bernard Boorsma (1897-1986)".
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