The temperature on March 21, 1912 was between 0.8 °C and 8.8 °C and averaged 4.8 °C. There was 7.1 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
April 14 » The British passenger liner RMSTitanic hits an iceberg in the North Atlantic at 23:40 (sinks morning of April 15th).
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
Day of marriage June 6, 1945
The temperature on June 6, 1945 was between 10.7 °C and 22.1 °C and averaged 16.8 °C. There was 3.7 hours of sunshine (22%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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).
January 9 » World War II: The Sixth United States Army begins the invasion of Lingayen Gulf.
February 19 » World War II: Battle of Iwo Jima: About 30,000 United States Marines land on the island of Iwo Jima.
April 17 » World War II: Montese, Italy, is liberated from Nazi forces.
May 7 » World War II: Last German U boat attack of the war, two freighters are sunk off the Firth of Forth, Scotland.
May 9 » World War II: The final German Instrument of Surrender is signed at the Soviet headquarters in Berlin-Karlshorst.
November 20 » Nuremberg trials: Trials against 24 Nazi war criminals start at the Palace of Justice at Nuremberg.
Day of death January 11, 1970
The temperature on January 11, 1970 was between 2.0 °C and 7.6 °C and averaged 4.7 °C. There was 0.1 hours of sunshine (1%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
March 28 » An earthquake strikes western Turkey at about 23:05 local time, killing 1,086 and injuring 1,260.
April 10 » Paul McCartney announces that he is leaving The Beatles for personal and professional reasons.
September 8 » Trans International Airlines Flight 863 crashes during takeoff from John F. Kennedy International Airport in New York City, killing all 11 aboard.
October 5 » The British Trade Commissioner is kidnapped by members of the FLQ, triggering the October Crisis in Canada.
October 12 » Vietnam War: Vietnamization continues as President Nixon announces that the United States will withdraw 40,000 more troops before Christmas.
November 14 » Soviet Union enters ICAO, making Russian the fourth official language of organization.
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/I18246.php : accessed February 17, 2026), "Pieter Biersteker (1912-1970)".
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