The temperature on May 7, 1917 was between -0.7 °C and 16.4 °C and averaged 9.2 °C. There was 13.4 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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 3 » First World War: The American entry into World War I begins when diplomatic relations with Germany are severed due to its unrestricted submarine warfare.
March 8 » International Women's Day protests in St. Petersburg mark the beginning of the February Revolution (February 23rd in the Julian calendar).
March 16 » World War I: A German auxiliary cruiser is sunk in the Action of 16 March 1917.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
August 6 » World War I: Battle of Mărășești between the Romanian and German armies begins.
November 8 » The first Council of People's Commissars is formed, including Vladimir Lenin, Leon Trotsky and Joseph Stalin.
Day of death July 16, 1955
The temperature on July 16, 1955 was between 17.0 °C and 24.2 °C and averaged 20.1 °C. There was 8.5 hours of sunshine (52%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 1 » The EOKA rebellion against the British Empire begins in Cyprus, with the goal of unifying with Greece.
April 18 » Twenty-nine nations meet at Bandung, Indonesia, for the first Asian-African Conference.
August 28 » Black teenager Emmett Till is brutally murdered in Mississippi, galvanizing the nascent civil rights movement.
October 26 » After the last Allied troops have left the country, and following the provisions of the Austrian Independence Treaty, Austria declares that it will never join a military alliance.
November 15 » The first part of Saint Petersburg Metro is opened.
December 1 » American Civil Rights Movement: In Montgomery, Alabama, seamstress Rosa Parks refuses to give up her bus seat to a white man and is arrested for violating the city's racial segregation laws, an incident which leads to that city's bus boycott.
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/I16796.php : accessed January 20, 2026), "Roelof Petrus Gerhardus Dreyer ???? (1898-1955)".
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