The temperature on February 11, 1885 was about 6.3 °C. There was 1 mm of rain. The air pressure was 3 kgf/m2 and came mainly from the south. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 1 » Twenty-five nations adopt Sandford Fleming's proposal for standard time (and also, time zones).
February 8 » The first government-approved Japanese immigrants arrived in Hawaii.
March 23 » Sino-French War: Chinese victory in the Battle of Phu Lam Tao near Hưng Hóa, northern Vietnam.
March 24 » Sino-French War: Chinese victory in the Battle of Bang Bo on the Tonkin-Guangxi border.
July 1 » The United States terminates reciprocity and fishery agreement with Canada.
September 22 » Lord Randolph Churchill makes a speech in Ulster in opposition to the Irish Home Rule movement.
Day of marriage June 30, 1909
The temperature on June 30, 1909 was between 10.4 °C and 15.3 °C and averaged 12.5 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
January 23 » RMSRepublic, a passenger ship of the White Star Line, becomes the first ship to use the CQD distress signal after colliding with another ship, the SS Florida, off the Massachusetts coastline, an event that kills six people. The Republic sinks the next day.
January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
March 31 » Serbia formally withdraws its opposition to Austro-Hungarian actions in the Bosnian Crisis.
April 9 » The U.S. Congress passes the Payne–Aldrich Tariff Act.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
November 18 » Two United States warships are sent to Nicaragua after 500 revolutionaries (including two Americans) are executed by order of José Santos Zelaya.
Day of death June 11, 1955
The temperature on June 11, 1955 was between 2.9 °C and 15.1 °C and averaged 9.9 °C. There was 0.3 mm of rain during 0.5 hours. There was 5.7 hours of sunshine (34%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 7 » Contralto Marian Anderson becomes the first person of color to perform at the Metropolitan Opera in Giuseppe Verdi's Un ballo in maschera.
April 12 » The polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective.
April 15 » McDonald's restaurant dates its founding to the opening of a franchised restaurant by Ray Kroc, in Des Plaines, Illinois.
May 2 » Tennessee Williams wins the Pulitzer Prize for Drama for Cat on a Hot Tin Roof.
May 18 » Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ends.
August 28 » Black teenager Emmett Till is brutally murdered in Mississippi, galvanizing the nascent civil rights movement.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I345781.php : accessed March 4, 2026), "Wilhelmus Petrus van Vlerken (1885-1955)".
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