The temperature on May 12, 1915 was between 2.1 °C and 16.2 °C and averaged 10.6 °C. There was 5.0 mm of rain. There was 2.2 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-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 19 » World War I: The first naval attack on the Dardanelles begins when a strong Anglo-French task force bombards Ottoman artillery along the coast of Gallipoli.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
April 25 » World War I: The Battle of Gallipoli begins: The invasion of the Turkish Gallipoli Peninsula by British, French, Indian, Newfoundland, Australian and New Zealand troops, begins with landings at Anzac Cove and Cape Helles.
May 1 » The RMSLusitania departs from New York City on her 202nd, and final, crossing of the North Atlantic. Six days later, the ship is torpedoed off the coast of Ireland with the loss of 1,198 lives.
June 5 » Denmark amends its constitution to allow women's suffrage.
September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
Day of marriage April 24, 1940
The temperature on April 24, 1940 was between 12.4 °C and 19.3 °C and averaged 15.7 °C. There was 7.8 mm of rain during 2.2 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 16 » World War II: Altmark incident: The German tanker Altmark is boarded by sailors from the British destroyer HMSCossack. 299 British prisoners are freed.
February 29 » 12th Academy Awards: For her performance as "Mammy" in Gone with the Wind, Hattie McDaniel becomes the first African American to win an Academy Award.
May 26 » World War II: Operation Dynamo: In northern France, Allied forces begin a massive evacuation from Dunkirk, France.
November 7 » In Tacoma, Washington, the original Tacoma Narrows Bridge collapses in a windstorm, a mere four months after the bridge's completion.
November 24 » World War II: The First Slovak Republic becomes a signatory to the Tripartite Pact, officially joining the Axis powers.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
Day of death March 6, 1983
The temperature on March 6, 1983 was between 5.8 °C and 10.0 °C and averaged 8.0 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
February 8 » The Melbourne dust storm hits Australia's second largest city. The result of the worst drought on record and a day of severe weather conditions, a 320 metres (1,050ft) deep dust cloud envelops the city, turning day to night.
March 2 » Compact discs and players are released for the first time in the United States and other markets. They had previously been available only in Japan.
March 11 » Pakistan successfully conducts a cold test of a nuclear weapon.
April 12 » Harold Washington is elected as the first black mayor of Chicago.
September 6 » The Soviet Union admits to shooting down Korean Air Lines Flight 007, stating that its operatives did not know that it was a civilian aircraft when it reportedly violated Soviet airspace.
September 23 » Saint Kitts and Nevis joins the United Nations.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I11122.php : accessed February 1, 2026), "Roelof Petrus Gerhardus Dreyer (1915-1983)".
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