The temperature on April 7, 1920 was between 1.4 °C and 12.7 °C and averaged 8.2 °C. There was 1.1 mm of rain. There was 3.3 hours of sunshine (25%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 8 » The steel strike of 1919 ends in failure for the Amalgamated Association of Iron, Steel and Tin Workers labor union.
February 10 » About 75% of the population in Zone I votes to join Denmark in the 1920 Schleswig plebiscites.
February 14 » The League of Women Voters is founded in Chicago.
March 13 » The Kapp Putsch briefly ousts the Weimar Republic government from Berlin.
May 29 » The Louth flood of 1920 was a severe flash flooding in the Lincolnshire market town of Louth which occurred 29 May 1920, resulting in 23 fatalities in 20 minutes. It has been described as one of the most significant flood disasters in Britain during the 20th century.
July 11 » In the East Prussian plebiscite the local populace decides to remain with Weimar Germany.
Day of death May 11, 1942
The temperature on May 11, 1942 was between 10.4 °C and 19.5 °C and averaged 14.2 °C. There was 9.1 mm of rain during 4.3 hours. There was 3.8 hours of sunshine (25%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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.
January 2 » The Federal Bureau of Investigation (FBI) obtains the conviction of 33 members of a German spy ring headed by Fritz Joubert Duquesne in the largest espionage case in United States history—the Duquesne Spy Ring.
February 8 » World War II: Japan invades Singapore.
March 31 » World War II: Japanese forces invade Christmas Island, then a British possession.
May 8 » World War II: The Battle of the Coral Sea comes to an end with Imperial Japanese Navy aircraft carrier aircraft attacking and sinking the United States Navy aircraft carrier USSLexington.
September 12 » World War II: First day of the Battle of Edson's Ridge during the Guadalcanal Campaign. U.S. Marines protecting Henderson Field are attacked by Japanese troops.
October 11 » World War II: Off Guadalcanal, United States Navy ships intercept and defeat a Japanese force.
Day of burial May 15, 1942
The temperature on May 15, 1942 was between 5.9 °C and 18.5 °C and averaged 13.1 °C. There was 10.4 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
May 8 » World War II: The German 11th Army begins Operation Trappenjagd (Bustard Hunt) and destroys the bridgehead of the three Soviet armies defending the Kerch Peninsula.
May 27 » World War II: In Operation Anthropoid, Reinhard Heydrich is fatally wounded in Prague; he dies of his injuries eight days later.
July 22 » The United States government begins compulsory civilian gasoline rationing due to the wartime demands.
September 7 » World War II: Japanese marines are forced to withdraw during the Battle of Milne Bay.
September 12 » World War II: First day of the Battle of Edson's Ridge during the Guadalcanal Campaign. U.S. Marines protecting Henderson Field are attacked by Japanese troops.
October 28 » The Alaska Highway first connects Alaska to the North American railway network at Dawson Creek in Canada.
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I10258.php : accessed January 7, 2026), "Petrus Wilhelmus Dam (1920-1942)".
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