The temperature on May 31, 1915 was between 2.1 °C and 15.3 °C and averaged 9.1 °C. There was 7.2 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. 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 28 » An act of the U.S. Congress creates the United States Coast Guard as a branch of the United States Armed Forces.
February 19 » World War I: The first naval attack on the Dardanelles begins when a strong Anglo-French task force bombards Ottoman artillery along the coast of Gallipoli.
March 18 » World War I: During the Battle of Gallipoli, three battleships are sunk during a failed British and French naval attack on the Dardanelles.
July 5 » The Liberty Bell leaves Philadelphia by special train on its way to the Panama–Pacific International Exposition. This is the last trip outside Philadelphia that the custodians of the bell intend to permit.
July 28 » The United States begins a 19-year occupation of Haiti.
October 13 » First World War: The Battle of the Hohenzollern Redoubt marks the end of the Battle of Loos.
Day of marriage April 27, 1945
The temperature on April 27, 1945 was between 7.1 °C and 11.4 °C and averaged 9.4 °C. 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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
February 8 » World War II: Mikhail Devyataev escapes with nine other Soviet inmates from a Nazi concentration camp in Peenemünde on the island of Usedom by hijacking the camp commandant's Heinkel He 111.
February 23 » World War II: The German town of Pforzheim is annihilated in a raid by 379 British bombers.
March 19 » World War II: Off the coast of Japan, a dive bomber hits the aircraft carrier USSFranklin, killing 724 of her crew. Badly damaged, the ship is able to return to the US under her own power.
May 2 » World War II: The US 82nd Airborne Division liberates Wöbbelin concentration camp finding 1000 dead prisoners, most of whom starved to death.
August 30 » The Japanese occupation of Hong Kong comes to an end.
December 4 » By a vote of 65–7, the United States Senate approves United States participation in the United Nations. (The UN had been established on October 24, 1945.)
Day of death January 12, 2010
The temperature on January 12, 2010 was between -4.2 °C and -0.7 °C and averaged -1.7 °C. There was -0.1 mm of rain. There was 1.9 hours of sunshine (23%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
February 18 » WikiLeaks publishes the first of hundreds of thousands of classified documents disclosed by the soldier now known as Chelsea Manning.
May 28 » In West Bengal, India, the Jnaneswari Express train derailment and subsequent collision kills 148 passengers.
June 16 » Bhutan becomes the first country to institute a total ban on tobacco.
July 23 » English-Irish boy band One Direction is formed by judge Simon Cowell on The X Factor (British series 7), later going on to finish at third place. It would go on to become one of the biggest boy bands in the world, and would be very influential on pop music of the 2010s.
July 28 » Airblue Flight 202 crashes into the Margalla Hills north of Islamabad, Pakistan, killing all 152 people aboard. It is the deadliest aviation accident in Pakistan history and the first involving an Airbus A321.
August 8 » China Floods: A mudslide in Zhugqu County, Gansu, China, kills more than 1,400 people.
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/I375166.php : accessed January 26, 2026), "Cornelis "John" Koopman (1915-2010)".
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