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.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
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.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage December 7, 1918
The temperature on December 7, 1918 was between 5.7 °C and 9.5 °C and averaged 7.5 °C. There was 0.9 mm of rain. The average windspeed was 3 Bft (moderate breeze) 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.
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.
September 10 » Russian Civil War: The Red Army captures Kazan.
October 9 » The Finnish Parliament offers to Prince Frederick Charles of Hesse the throne of a short-lived Kingdom of Finland.
November 7 » The 1918 influenza epidemic spreads to Western Samoa, killing 7,542 (about 20% of the population) by the end of the year.
November 23 » Heber J. Grant succeeds Joseph F. Smith as the seventh president of The Church of Jesus Christ of Latter-day Saints.
December 1 » Iceland becomes a sovereign state, yet remains a part of the Danish kingdom.
December 1 » The Kingdom of Serbs, Croats and Slovenes (later known as the Kingdom of Yugoslavia) is proclaimed.
Day of death December 22, 1975
The temperature on December 22, 1975 was between 4.3 °C and 6.0 °C and averaged 5.3 °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 southwest. 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.
February 13 » Fire at One World Trade Center (North Tower) of the World Trade Center in New York.
April 30 » Fall of Saigon: Communist forces gain control of Saigon. The Vietnam War formally ends with the unconditional surrender of South Vietnamese president Dương Văn Minh.
July 12 » São Tomé and Príncipe declare independence from Portugal.
July 15 » Space Race: Apollo–Soyuz Test Project features the dual launch of an Apollo spacecraft and a Soyuz spacecraft on the first joint Soviet-United States human-crewed flight. It was both the last launch of an Apollo spacecraft, and the Saturn family of rockets.
October 16 » Three-year-old Rahima Banu, from Bangladesh, is the last known case of naturally occurring smallpox.
November 14 » With the signing of the Madrid Accords, Spain abandons Western Sahara.
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/I129348.php : accessed February 6, 2026), "Lammert Jan Onderdijk (1897-1975)".
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