The temperature on March 12, 1909 was between -1.7 °C and -0.4 °C and averaged -0.9 °C. There was 0.9 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
February 12 » New Zealand's worst maritime disaster of the 20th century happens when the SSPenguin, an inter-island ferry, sinks and explodes at the entrance to Wellington Harbour.
March 4 » U.S. President William Taft used what became known as a Saxbe fix, a mechanism to avoid the restriction of the U.S. Constitution's Ineligibility Clause, to appoint Philander C. Knox as U.S. Secretary of State.
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
June 2 » Alfred Deakin becomes Prime Minister of Australia for the third time.
September 23 » The novel Le Fantôme de l'Opéra (The Phantom of the Opera), by Gaston Leroux, is published as a serialization in Le Gaulois.
October 26 » An Jung-geun assassinates Japan's Resident-General of Korea.
Christening day March 21, 1909
The temperature on March 21, 1909 was between 5.5 °C and 10.7 °C and averaged 7.3 °C. There was 2.4 mm of rain. There was 1.8 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
May 13 » The first Giro d'Italia starts from Milan. Italian cyclist Luigi Ganna will be the winner.
June 2 » Alfred Deakin becomes Prime Minister of Australia for the third time.
June 26 » The Science Museum in London comes into existence as an independent entity.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
October 16 » William Howard Taft and Porfirio Díaz hold the first summit between a U.S. and a Mexican president. They narrowly escape assassination.
Day of marriage September 3, 1942
The temperature on September 3, 1942 was between 13.6 °C and 26.4 °C and averaged 19.2 °C. There was 10.1 hours of sunshine (75%). The average windspeed was 4 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.
February 8 » World War II: Japan invades Singapore.
April 5 » World War II: The Imperial Japanese Navy launches a carrier-based air attack on Colombo, Ceylon during the Indian Ocean raid. Port and civilian facilities are damaged and the Royal Navy cruisers HMSCornwall and HMSDorsetshire are sunk southwest of the island.
May 27 » World War II: In Operation Anthropoid, Reinhard Heydrich is fatally wounded in Prague; he dies of his injuries eight days later.
June 21 » World War II: Tobruk falls to Italian and German forces.
August 19 » World War II: Operation Jubilee: The 2nd Canadian Infantry Division leads an amphibious assault by allied forces on Dieppe, France and fails, many Canadians are killed or captured. The operation was intended to develop and try new amphibious landing tactics for the coming full invasion in Normandy.
November 10 » World War II: Germany invades Vichy France following French Admiral François Darlan's agreement to an armistice with the Allies in North Africa.
Day of death September 25, 1986
The temperature on September 25, 1986 was between 5.4 °C and 15.6 °C and averaged 10.5 °C. There was 10.0 hours of sunshine (83%). The partly clouded 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.
April 5 » Three people are killed in the bombing of the La Belle discotheque in West Berlin, Germany.
April 26 » A nuclear reactor accident occurs at the Chernobyl Nuclear Power Plant in the Ukrainian Soviet Socialist Republic in the Soviet Union, creating the world's worst nuclear disaster.
September 5 » Pan Am Flight 73 from Mumbai, India with 358 people on board is hijacked at Karachi International Airport.
November 5 » USSRentz, USSReeves and USSOldendorf visit Qingdao (Tsing Tao) China – the first US Naval visit to China since 1949.
November 25 » Iran–Contra affair: U.S. Attorney General Edwin Meese announces that profits from covert weapons sales to Iran were illegally diverted to the anti-communist Contra rebels in Nicaragua.
December 19 » Mikhail Gorbachev, leader of the Soviet Union, releases Andrei Sakharov and his wife from exile in Gorky.
Day of burial September 30, 1986
The temperature on September 30, 1986 was between 10.0 °C and 14.7 °C and averaged 13.0 °C. There was -0.1 mm of rain. The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. 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.
When copying data from this family tree, please include a reference to the origin: Rik Plomp, "Pedigree Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plomp/I2198.php : accessed January 4, 2026), "Johannes Frederik Hendrik Plomp (1909-1986)".
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