The temperature on December 4, 1916 was between 0.3 °C and 5.4 °C and averaged 2.3 °C. There was 1.9 mm of rain. There was 5.3 hours of sunshine (66%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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.
February 25 » In the Battle of Verdun, a German unit captures Fort Douaumont, keystone of the French defences, without a fight.
April 8 » In Corona, California, race car driver Bob Burman crashes, killing three (including himself), and badly injuring five spectators.
June 29 » British diplomat turned Irish nationalist Roger Casement is sentenced to death for his part in the Easter Rising.
August 25 » The United States National Park Service is created.
September 15 » World War I: Tanks are used for the first time in battle, at the Battle of the Somme.
November 1 » In Russia, Pavel Milyukov delivers in the State Duma the famous "stupidity or treason" speech, precipitating the downfall of the government of Boris Stürmer.
Day of death April 6, 1992
The temperature on April 6, 1992 was between 5.3 °C and 9.8 °C and averaged 7.3 °C. There was -0.1 mm of rain. There was 0.3 hours of sunshine (2%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 16 » El Salvador officials and rebel leaders sign the Chapultepec Peace Accords in Mexico City, Mexico ending the 12-year Salvadoran Civil War that claimed at least 75,000 lives.
April 27 » The Russian Federation and 12 other former Soviet republics become members of the International Monetary Fund and the World Bank.
June 8 » The first World Oceans Day is celebrated, coinciding with the Earth Summit held in Rio de Janeiro, Brazil.
August 30 » The 11-day Ruby Ridge standoff ends with Randy Weaver surrendering to federal authorities.
October 2 » Military police storm the Carandiru Penitentiary in São Paulo, Brazil during a prison riot. The resulting massacre leaves 111 prisoners dead.
December 9 » American troops land in Somalia for Operation Restore Hope.
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The Family tree Dovermann publication was prepared by Chir Dovermann (contact is not possible).
When copying data from this family tree, please include a reference to the origin: Chir Dovermann, "Family tree Dovermann", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dovermann/I23.php : accessed December 31, 2025), "Heinz Ritzen (1916-1992)".
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