The temperature on June 22, 1918 was between 8.8 °C and 16.2 °C and averaged 12.7 °C. There was 4.6 mm of rain. There was 4.6 hours of sunshine (27%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. 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.
January 26 » Finnish Civil War: A group of Red Guards hangs a red lantern atop the tower of Helsinki Workers' Hall to symbolically mark the start of the war.
January 28 » Finnish Civil War: The Red Guard rebels seize control of the capital, Helsinki; members of the Senate of Finland go underground.
March 27 » The National Council of Bessarabia proclaims union with the Kingdom of Romania.
July 17 » The RMSCarpathia, the ship that rescued the 705 survivors from the RMSTitanic, is sunk off Ireland by the German SMU-55; five lives are lost.
August 27 » Mexican Revolution: Battle of Ambos Nogales: U.S. Army forces skirmish against Mexican Carrancistas in the only battle of World War I fought on American soil.
August 31 » World War I: Start of the Battle of Mont Saint-Quentin, a successful assault by the Australian Corps during the Hundred Days Offensive.
Day of death May 10, 1967
The temperature on May 10, 1967 was between 4.9 °C and 24.3 °C and averaged 16.2 °C. There was 13.2 hours of sunshine (86%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 6 » Vietnam War: United States Marine Corps and ARVN troops launch "Operation Deckhouse Five" in the Mekong River delta.
February 4 » Lunar Orbiter program: Lunar Orbiter 3 lifts off from Cape Canaveral's Launch Complex 13 on its mission to identify possible landing sites for the Surveyor and Apollo spacecraft.
April 28 » Vietnam War: Boxer Muhammad Ali refuses his induction into the United States Army and is subsequently stripped of his championship and license.
June 23 » Cold War: U.S. President Lyndon B. Johnson meets with Soviet Premier Alexei Kosygin in Glassboro, New Jersey for the three-day Glassboro Summit Conference.
July 29 » Vietnam War: Off the coast of North Vietnam the USSForrestal catches on fire in the worst U.S. naval disaster since World War II, killing 134.
October 8 » Guerrilla leader Che Guevara and his men are captured in Bolivia.
When copying data from this family tree, please include a reference to the origin: Rob van Koert, "Family tree Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I21995.php : accessed March 2, 2026), "Harmanus Olman (1918-1967)".
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