The temperature on May 19, 1865 was about 15.0 °C. The air pressure was 7 kgf/m2 and came mainly from the north. The airpressure was 77 cm mercury. The atmospheric humidity was 60%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
January 15 » American Civil War: Fort Fisher in North Carolina falls to the Union, thus cutting off the last major seaport of the Confederacy.
February 20 » End of the Uruguayan War, with a peace agreement between President Tomás Villalba and rebel leader Venancio Flores, setting the scene for the destructive War of the Triple Alliance.
March 4 » The third and final national flag of the Confederate States of America is adopted by the Confederate Congress.
July 14 » First ascent of the Matterhorn by Edward Whymper and party, four of whom die on the descent.
October 11 » Hundreds of black men and women march in Jamaica, starting the Morant Bay rebellion.
November 11 » Treaty of Sinchula is signed whereby Bhutan cedes the areas east of the Teesta River to the British East India Company.
Day of marriage June 2, 1888
The temperature on June 2, 1888 was about 11.6 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 62%. 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.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
March 15 » Start of the Anglo-Tibetan War of 1888.
June 5 » The Rio de la Plata earthquake takes place.
August 31 » Mary Ann Nichols is murdered. She is the first of Jack the Ripper's confirmed victims.
September 30 » Jack the Ripper kills his third and fourth victims, Elizabeth Stride and Catherine Eddowes.
October 14 » Louis Le Prince films the first motion picture, Roundhay Garden Scene.
October 17 » Thomas Edison files a patent for the Optical Phonograph (the first movie).
Day of death June 2, 1949
The temperature on June 2, 1949 was between 9.1 °C and 18.0 °C and averaged 13.4 °C. There was 7.6 hours of sunshine (46%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 25 » The first Emmy Awards are presented; the venue is the Hollywood Athletic Club.
March 10 » Mildred Gillars ("Axis Sally") is convicted of treason.
April 23 » Chinese Civil War: Establishment of the People's Liberation Army Navy.
October 14 » The Smith Act trials of Communist Party leaders in the United States convicts eleven defendants of conspiring to advocate the violent overthrow of the federal government.
November 26 » The Constituent Assembly of India adopts the constitution presented by Dr. B. R. Ambedkar.
December 2 » Convention for the Suppression of the Traffic in Persons and of the Exploitation of the Prostitution of Others is adopted.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I197186.php : accessed October 19, 2026), "Hendrik Mertens (1865-1949)".
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