The temperature on January 24, 1913 was between 7.3 °C and 8.8 °C and averaged 8.0 °C. There was 3.6 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
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.
February 3 » The Sixteenth Amendment to the United States Constitution is ratified, authorizing the Federal government to impose and collect an income tax.
February 17 » The Armory Show opens in New York City, displaying works of artists who are to become some of the most influential painters of the early 20th century.
March 4 » First Balkan War: The Greek army engages the Turks at Bizani, resulting in victory two days later.
March 20 » Sung Chiao-jen, a founder of the Chinese Nationalist Party, is wounded in an assassination attempt and dies 2 days later.
August 16 » Completion of the Royal Navy battlecruiser HMSQueen Mary.
December 21 » Arthur Wynne's "word-cross", the first crossword puzzle, is published in the New York World.
Day of marriage September 1, 1937
The temperature on September 1, 1937 was between 10.3 °C and 23.9 °C and averaged 17.3 °C. There was 3.3 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 11 » The Flint sit-down strike ends when General Motors recognizes the United Auto Workers trade union.
May 21 » A Soviet station, North Pole-1, becomes the first scientific research settlement to operate on the drift ice of the Arctic Ocean.
August 1 » Josip Broz Tito reads the resolution "Manifesto of constitutional congress of KPH" to the constitutive congress of KPH (Croatian Communist Party) in woods near Samobor.
November 1 » Stalinists execute Pastor Paul Hamberg and seven members of Azerbaijan's Lutheran community.
November 9 » Second Sino-Japanese War: The Chinese Army withdraws from the Battle of Shanghai.
December 13 » Second Sino-Japanese War: Battle of Nanking: The city of Nanjing, defended by the National Revolutionary Army under the command of General Tang Shengzhi, falls to the Japanese. This is followed by the Nanking Massacre, in which Japanese troops rape and slaughter hundreds of thousands of civilians.
Day of death September 17, 1987
The temperature on September 17, 1987 was between 11.8 °C and 25.0 °C and averaged 18.0 °C. There was -0.1 mm of rain. There was 4.7 hours of sunshine (37%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
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 8 » Los Angeles Dodgers executive Al Campanis resigns amid controversy over racially charged remarks he had made while on Nightline.
June 12 » Cold War: At the Brandenburg Gate, U.S. President Ronald Reagan publicly challenges Mikhail Gorbachev to tear down the Berlin Wall.
July 1 » The American radio station WFAN in New York City is launched as the world's first all-sports radio station.
August 19 » Hungerford massacre: In the United Kingdom, Michael Ryan kills sixteen people with a semi-automatic rifle and then commits suicide.
September 16 » The Montreal Protocol is signed to protect the ozone layer from depletion.
November 1 » British Rail Class 43 (HST) hits the record speed of 238km/h for rail vehicles with on-board fuel to generate electricity for traction motors.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I14010.php : accessed February 17, 2026), "Pieter Vroegop (1913-1987)".
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